117520776 has 96 divisors (see below), whose sum is σ = 337334400. Its totient is φ = 36858240.

The previous prime is 117520771. The next prime is 117520787. The reversal of 117520776 is 677025711.

It is a super-2 number, since 2×117520776² = 27622265583284352, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 117520776.

It is not an unprimeable number, because it can be changed into a prime (117520771) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 370570 + ... + 370886.

It is an arithmetic number, because the mean of its divisors is an integer number (3513900).

Almost surely, 2^117520776 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 117520776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (168667200).

117520776 is an abundant number, since it is smaller than the sum of its proper divisors (219813624).

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

117520776 is a wasteful number, since it uses less digits than its factorization.

117520776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 619 (or 612 counting only the distinct ones).

The product of its (nonzero) digits is 20580, while the sum is 36.

The square root of 117520776 is about 10840.6999774000. The cubic root of 117520776 is about 489.8219205728.

The spelling of 117520776 in words is "one hundred seventeen million, five hundred twenty thousand, seven hundred seventy-six".