40867372 has 72 divisors (see below), whose sum is σ = 91923216. Its totient is φ = 15748992.

The previous prime is 40867367. The next prime is 40867381. The reversal of 40867372 is 27376804.

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, 109378 + ... + 109750.

Almost surely, 2^40867372 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40867372, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45961608).

40867372 is an abundant number, since it is smaller than the sum of its proper divisors (51055844).

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

40867372 is a wasteful number, since it uses less digits than its factorization.

40867372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447 (or 438 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 37.

The square root of 40867372 is about 6392.7593416302. The cubic root of 40867372 is about 344.4495092638.

The spelling of 40867372 in words is "forty million, eight hundred sixty-seven thousand, three hundred seventy-two".