113599616 has 64 divisors (see below), whose sum is σ = 245601720. Its totient is φ = 52027392.

The previous prime is 113599609. The next prime is 113599631. The reversal of 113599616 is 616995311.

It can be written as a sum of positive squares in 4 ways, for example, as 90174016 + 23425600 = 9496^2 + 4840^2 .

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 387566 + ... + 387858.

Almost surely, 2^113599616 is an apocalyptic number.

113599616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113599616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (122800860).

113599616 is an abundant number, since it is smaller than the sum of its proper divisors (132002104).

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

113599616 is a wasteful number, since it uses less digits than its factorization.

113599616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553 (or 541 counting only the distinct ones).

The product of its digits is 43740, while the sum is 41.

The square root of 113599616 is about 10658.3120614852. The cubic root of 113599616 is about 484.3124362954.

The spelling of 113599616 in words is "one hundred thirteen million, five hundred ninety-nine thousand, six hundred sixteen".