117426456 has 128 divisors (see below), whose sum is σ = 383040000. Its totient is φ = 32628096.

The previous prime is 117426437. The next prime is 117426457. The reversal of 117426456 is 654624711.

117426456 is a `hidden beast` number, since 1 + 1 + 7 + 4 + 2 + 645 + 6 = 666.

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 117426456.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117426457) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 54895 + ... + 56993.

It is an arithmetic number, because the mean of its divisors is an integer number (2992500).

Almost surely, 2^117426456 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 117426456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (191520000).

117426456 is an abundant number, since it is smaller than the sum of its proper divisors (265613544).

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

117426456 is a wasteful number, since it uses less digits than its factorization.

117426456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2158 (or 2148 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 117426456 is about 10836.3488315945. The cubic root of 117426456 is about 489.6908448306.

The spelling of 117426456 in words is "one hundred seventeen million, four hundred twenty-six thousand, four hundred fifty-six".