265253064 has 32 divisors (see below), whose sum is σ = 663637920. Its totient is φ = 88350336.

The previous prime is 265253047. The next prime is 265253077. The reversal of 265253064 is 460352562.

It is a super-2 number, since 2×265253064² = 140718375922776192, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35652 + ... + 42444.

It is an arithmetic number, because the mean of its divisors is an integer number (20738685).

Almost surely, 2^265253064 is an apocalyptic number.

265253064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

265253064 is an abundant number, since it is smaller than the sum of its proper divisors (398384856).

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

265253064 is a wasteful number, since it uses less digits than its factorization.

265253064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8429 (or 8425 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 33.

The square root of 265253064 is about 16286.5915402825. The cubic root of 265253064 is about 642.5202254581.

The spelling of 265253064 in words is "two hundred sixty-five million, two hundred fifty-three thousand, sixty-four".