2235305797 has 4 divisors (see below), whose sum is σ = 2237843916. Its totient is φ = 2232767680.

The previous prime is 2235305789. The next prime is 2235305861. The reversal of 2235305797 is 7975035322.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 417221476 + 1818084321 = 20426^2 + 42639^2 .

It is a cyclic number.

It is not a de Polignac number, because 2235305797 - 2³ = 2235305789 is a prime.

It is a super-2 number, since 2×2235305797² = 9993184012203610418, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2235345797) 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, 1267738 + ... + 1269499.

It is an arithmetic number, because the mean of its divisors is an integer number (559460979).

Almost surely, 2^2235305797 is an apocalyptic number.

It is an amenable number.

2235305797 is a deficient number, since it is larger than the sum of its proper divisors (2538119).

2235305797 is an equidigital number, since it uses as much as digits as its factorization.

2235305797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2538118.

The product of its (nonzero) digits is 396900, while the sum is 43.

The square root of 2235305797 is about 47279.0206857122. The cubic root of 2235305797 is about 1307.5118938409.

The spelling of 2235305797 in words is "two billion, two hundred thirty-five million, three hundred five thousand, seven hundred ninety-seven".