265090772 has 12 divisors (see below), whose sum is σ = 469121940. Its totient is φ = 131055936.

The previous prime is 265090751. The next prime is 265090807. The reversal of 265090772 is 277090562.

It can be written as a sum of positive squares in 2 ways, for example, as 37503376 + 227587396 = 6124^2 + 15086^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 371963 + ... + 372674.

It is an arithmetic number, because the mean of its divisors is an integer number (39093495).

Almost surely, 2^265090772 is an apocalyptic number.

It is an amenable number.

265090772 is a deficient number, since it is larger than the sum of its proper divisors (204031168).

265090772 is a wasteful number, since it uses less digits than its factorization.

265090772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 744730 (or 744728 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 38.

The square root of 265090772 is about 16281.6083972070. The cubic root of 265090772 is about 642.3891592167.

The spelling of 265090772 in words is "two hundred sixty-five million, ninety thousand, seven hundred seventy-two".