113290008 has 128 divisors (see below), whose sum is σ = 332640000. Its totient is φ = 31836672.

The previous prime is 113290007. The next prime is 113290013. The reversal of 113290008 is 800092311.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 113290008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113290007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 171583 + ... + 172241.

It is an arithmetic number, because the mean of its divisors is an integer number (2598750).

Almost surely, 2^113290008 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 113290008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166320000).

113290008 is an abundant number, since it is smaller than the sum of its proper divisors (219349992).

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

113290008 is a wasteful number, since it uses less digits than its factorization.

113290008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729 (or 725 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 24.

The square root of 113290008 is about 10643.7779007268. Note that the first 3 decimals coincide. The cubic root of 113290008 is about 483.8720491411.

The spelling of 113290008 in words is "one hundred thirteen million, two hundred ninety thousand, eight".