113897916 has 72 divisors (see below), whose sum is σ = 318584448. Its totient is φ = 34020000.

The previous prime is 113897899. The next prime is 113897929. The reversal of 113897916 is 619798311.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26091 + ... + 30141.

It is an arithmetic number, because the mean of its divisors is an integer number (4424784).

Almost surely, 2^113897916 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 113897916, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159292224).

113897916 is an abundant number, since it is smaller than the sum of its proper divisors (204686532).

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

113897916 is a wasteful number, since it uses less digits than its factorization.

113897916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4143 (or 4138 counting only the distinct ones).

The product of its digits is 81648, while the sum is 45.

The square root of 113897916 is about 10672.2966600446. The cubic root of 113897916 is about 484.7359827080.

The spelling of 113897916 in words is "one hundred thirteen million, eight hundred ninety-seven thousand, nine hundred sixteen".