113236380 has 60 divisors (see below), whose sum is σ = 355231800. Its totient is φ = 30195936.

The previous prime is 113236379. The next prime is 113236421. The reversal of 113236380 is 83632311.

It is a happy number.

113236380 is a `hidden beast` number, since 1 + 1 + 3 + 23 + 638 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (60).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 33330 + ... + 36569.

It is an arithmetic number, because the mean of its divisors is an integer number (5920530).

Almost surely, 2^113236380 is an apocalyptic number.

113236380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113236380 is an abundant number, since it is smaller than the sum of its proper divisors (241995420).

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

113236380 is a wasteful number, since it uses less digits than its factorization.

113236380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69920 (or 69909 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 113236380 is about 10641.2583842326. The cubic root of 113236380 is about 483.7956870497.

Adding to 113236380 its reverse (83632311), we get a palindrome (196868691).

The spelling of 113236380 in words is "one hundred thirteen million, two hundred thirty-six thousand, three hundred eighty".