117482388 has 12 divisors (see below), whose sum is σ = 274125600. Its totient is φ = 39160792.

The previous prime is 117482347. The next prime is 117482399. The reversal of 117482388 is 883284711.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×117482388² = 27604222980365088, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4895088 + ... + 4895111.

It is an arithmetic number, because the mean of its divisors is an integer number (22843800).

Almost surely, 2^117482388 is an apocalyptic number.

It is an amenable number.

117482388 is an abundant number, since it is smaller than the sum of its proper divisors (156643212).

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

117482388 is a wasteful number, since it uses less digits than its factorization.

117482388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9790206 (or 9790204 counting only the distinct ones).

The product of its digits is 86016, while the sum is 42.

The square root of 117482388 is about 10838.9292829135. The cubic root of 117482388 is about 489.7685815456.

The spelling of 117482388 in words is "one hundred seventeen million, four hundred eighty-two thousand, three hundred eighty-eight".