40554544 has 10 divisors (see below), whose sum is σ = 78574460. Its totient is φ = 20277264.

The previous prime is 40554533. The next prime is 40554559. The reversal of 40554544 is 44545504.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1267314 + ... + 1267345.

It is an arithmetic number, because the mean of its divisors is an integer number (7857446).

Almost surely, 2^40554544 is an apocalyptic number.

It is an amenable number.

40554544 is a deficient number, since it is larger than the sum of its proper divisors (38019916).

40554544 is a wasteful number, since it uses less digits than its factorization.

40554544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2534667 (or 2534661 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 31.

The square root of 40554544 is about 6368.2449701625. The cubic root of 40554544 is about 343.5683697663.

The spelling of 40554544 in words is "forty million, five hundred fifty-four thousand, five hundred forty-four".