265436772 has 24 divisors (see below), whose sum is σ = 619935456. Its totient is φ = 88395648.

The previous prime is 265436771. The next prime is 265436789. The reversal of 265436772 is 277634562.

It is a super-4 number, since 4×265436772⁴ (a number of 35 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (265436771) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3628 + ... + 23324.

It is an arithmetic number, because the mean of its divisors is an integer number (25830644).

Almost surely, 2^265436772 is an apocalyptic number.

It is an amenable number.

265436772 is an abundant number, since it is smaller than the sum of its proper divisors (354498684).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

265436772 is a wasteful number, since it uses less digits than its factorization.

265436772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20827 (or 20825 counting only the distinct ones).

The product of its digits is 423360, while the sum is 42.

The square root of 265436772 is about 16292.2304182086. The cubic root of 265436772 is about 642.6685226660.

The spelling of 265436772 in words is "two hundred sixty-five million, four hundred thirty-six thousand, seven hundred seventy-two".