40846572 has 96 divisors (see below), whose sum is σ = 116659200. Its totient is φ = 12280896.

The previous prime is 40846549. The next prime is 40846573. The reversal of 40846572 is 27564804.

40846572 is a `hidden beast` number, since 4 + 0 + 84 + 6 + 572 = 666.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (40846573) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 65679 + ... + 66297.

It is an arithmetic number, because the mean of its divisors is an integer number (1215200).

Almost surely, 2^40846572 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 40846572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58329600).

40846572 is an abundant number, since it is smaller than the sum of its proper divisors (75812628).

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

40846572 is a wasteful number, since it uses less digits than its factorization.

40846572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 692 (or 684 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 36.

The square root of 40846572 is about 6391.1322940462. The cubic root of 40846572 is about 344.3910619395.

The spelling of 40846572 in words is "forty million, eight hundred forty-six thousand, five hundred seventy-two".