2265562001 has 4 divisors (see below), whose sum is σ = 2398830372. Its totient is φ = 2132293632.

The previous prime is 2265561979. The next prime is 2265562003. The reversal of 2265562001 is 1002655622.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1002655622 = 2 ⋅501327811.

It can be written as a sum of positive squares in 2 ways, for example, as 1159334401 + 1106227600 = 34049^2 + 33260^2 .

It is a cyclic number.

It is not a de Polignac number, because 2265562001 - 2⁶ = 2265561937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2265562003) 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, 66634160 + ... + 66634193.

It is an arithmetic number, because the mean of its divisors is an integer number (599707593).

Almost surely, 2^2265562001 is an apocalyptic number.

It is an amenable number.

2265562001 is a deficient number, since it is larger than the sum of its proper divisors (133268371).

2265562001 is a wasteful number, since it uses less digits than its factorization.

2265562001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133268370.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 2265562001 is about 47597.9201331319. The cubic root of 2265562001 is about 1313.3847943724.

The spelling of 2265562001 in words is "two billion, two hundred sixty-five million, five hundred sixty-two thousand, one".