2265801437 has 4 divisors (see below), whose sum is σ = 2265906300. Its totient is φ = 2265696576.

The previous prime is 2265801431. The next prime is 2265801443. The reversal of 2265801437 is 7341085622.

It is a happy number.

2265801437 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is an interprime number because it is at equal distance from previous prime (2265801431) and next prime (2265801443).

It can be written as a sum of positive squares in 2 ways, for example, as 674908441 + 1590892996 = 25979^2 + 39886^2 .

It is a cyclic number.

It is not a de Polignac number, because 2265801437 - 2²⁴ = 2249024221 is a prime.

It is a super-2 number, since 2×2265801437² = 10267712303822529938, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2265801437.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2265801431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6758 + ... + 67655.

It is an arithmetic number, because the mean of its divisors is an integer number (566476575).

Almost surely, 2^2265801437 is an apocalyptic number.

It is an amenable number.

2265801437 is a deficient number, since it is larger than the sum of its proper divisors (104863).

2265801437 is an equidigital number, since it uses as much as digits as its factorization.

2265801437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104862.

The product of its (nonzero) digits is 80640, while the sum is 38.

The square root of 2265801437 is about 47600.4352606150. The cubic root of 2265801437 is about 1313.4310611153.

The spelling of 2265801437 in words is "two billion, two hundred sixty-five million, eight hundred one thousand, four hundred thirty-seven".