40292112 has 120 divisors (see below), whose sum is σ = 124622976. Its totient is φ = 11176704.

The previous prime is 40292089. The next prime is 40292123. The reversal of 40292112 is 21129204.

It is a Harshad number since it is a multiple of its sum of digits (21).

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, 86793 + ... + 87255.

Almost surely, 2^40292112 is an apocalyptic number.

40292112 is a gapful number since it is divisible by the number (42) 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 40292112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62311488).

40292112 is an abundant number, since it is smaller than the sum of its proper divisors (84330864).

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

40292112 is a wasteful number, since it uses less digits than its factorization.

40292112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525 (or 512 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 40292112 is about 6347.6067931150. The cubic root of 40292112 is about 342.8256784618.

It can be divided in two parts, 40292 and 112, that added together give a palindrome (40404).

The spelling of 40292112 in words is "forty million, two hundred ninety-two thousand, one hundred twelve".