40546544 has 20 divisors (see below), whose sum is σ = 78675024. Its totient is φ = 20243328.

The previous prime is 40546523. The next prime is 40546573. The reversal of 40546544 is 44564504.

It is a self number, because there is not a number n which added to its sum of digits gives 40546544.

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, 12764 + ... + 15620.

Almost surely, 2^40546544 is an apocalyptic number.

It is an amenable number.

40546544 is a deficient number, since it is larger than the sum of its proper divisors (38128480).

40546544 is a wasteful number, since it uses less digits than its factorization.

40546544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3752 (or 3746 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 32.

The square root of 40546544 is about 6367.6168226425. The cubic root of 40546544 is about 343.5457769203.

The spelling of 40546544 in words is "forty million, five hundred forty-six thousand, five hundred forty-four".