113216562 has 32 divisors (see below), whose sum is σ = 252624960. Its totient is φ = 37584000.

The previous prime is 113216527. The next prime is 113216569. The reversal of 113216562 is 265612311.

113216562 is a `hidden beast` number, since 1 + 1 + 3 + 2 + 1 + 656 + 2 = 666.

It is a super-2 number, since 2×113216562² = 25635979822199688, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (113216569) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9378 + ... + 17730.

It is an arithmetic number, because the mean of its divisors is an integer number (7894530).

Almost surely, 2^113216562 is an apocalyptic number.

113216562 is an abundant number, since it is smaller than the sum of its proper divisors (139408398).

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

113216562 is a wasteful number, since it uses less digits than its factorization.

113216562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8615 (or 8609 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 113216562 is about 10640.3271566245. The cubic root of 113216562 is about 483.7674616616.

Adding to 113216562 its reverse (265612311), we get a palindrome (378828873).

The spelling of 113216562 in words is "one hundred thirteen million, two hundred sixteen thousand, five hundred sixty-two".