264502120 has 32 divisors (see below), whose sum is σ = 595758600. Its totient is φ = 105689088.

The previous prime is 264502103. The next prime is 264502129. The reversal of 264502120 is 21205462.

It can be written as a sum of positive squares in 4 ways, for example, as 217798564 + 46703556 = 14758^2 + 6834^2 .

It is a super-2 number, since 2×264502120² = 139922742968988800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 264502091 and 264502100.

It is not an unprimeable number, because it can be changed into a prime (264502129) 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, 42232 + ... + 48088.

Almost surely, 2^264502120 is an apocalyptic number.

264502120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

264502120 is an abundant number, since it is smaller than the sum of its proper divisors (331256480).

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

264502120 is a wasteful number, since it uses less digits than its factorization.

264502120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6997 (or 6993 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 264502120 is about 16263.5211439590. The cubic root of 264502120 is about 641.9133172951.

Adding to 264502120 its reverse (21205462), we get a palindrome (285707582).

The spelling of 264502120 in words is "two hundred sixty-four million, five hundred two thousand, one hundred twenty".