117264520 has 32 divisors (see below), whose sum is σ = 264268800. Its totient is φ = 46830528.

The previous prime is 117264517. The next prime is 117264529. The reversal of 117264520 is 25462711.

117264520 = 2789² + 2790² + ... + 2803².

It is a super-3 number, since 3×117264520³ (a number of 25 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (117264529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27577 + ... + 31543.

It is an arithmetic number, because the mean of its divisors is an integer number (8258400).

Almost surely, 2^117264520 is an apocalyptic number.

117264520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

117264520 is an abundant number, since it is smaller than the sum of its proper divisors (147004280).

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

117264520 is a wasteful number, since it uses less digits than its factorization.

117264520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4717 (or 4713 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 117264520 is about 10828.8743644019. The cubic root of 117264520 is about 489.4656398830.

The spelling of 117264520 in words is "one hundred seventeen million, two hundred sixty-four thousand, five hundred twenty".