40202112 has 32 divisors (see below), whose sum is σ = 106787880. Its totient is φ = 13400576.

The previous prime is 40202087. The next prime is 40202153. The reversal of 40202112 is 21120204.

It is a tau number, because it is divible by the number of its divisors (32).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51963 + ... + 52730.

Almost surely, 2^40202112 is an apocalyptic number.

It is an amenable number.

40202112 is an abundant number, since it is smaller than the sum of its proper divisors (66585768).

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

40202112 is a wasteful number, since it uses less digits than its factorization.

40202112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104710 (or 104698 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 40202112 is about 6340.5135438701. The cubic root of 40202112 is about 342.5702329908.

Adding to 40202112 its reverse (21120204), we get a palindrome (61322316).

The spelling of 40202112 in words is "forty million, two hundred two thousand, one hundred twelve".