113092840 has 128 divisors (see below), whose sum is σ = 321615360. Its totient is φ = 34873344.

The previous prime is 113092829. The next prime is 113092873. The reversal of 113092840 is 48290311.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 113092799 and 113092808.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 108964 + ... + 109996.

It is an arithmetic number, because the mean of its divisors is an integer number (2512620).

Almost surely, 2^113092840 is an apocalyptic number.

113092840 is a gapful number since it is divisible by the number (10) 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 113092840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160807680).

113092840 is an abundant number, since it is smaller than the sum of its proper divisors (208522520).

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

113092840 is a wasteful number, since it uses less digits than its factorization.

113092840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1091 (or 1087 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 113092840 is about 10634.5117424356. The cubic root of 113092840 is about 483.5911785801.

The spelling of 113092840 in words is "one hundred thirteen million, ninety-two thousand, eight hundred forty".