40520552 has 16 divisors (see below), whose sum is σ = 77047200. Its totient is φ = 19974640.

The previous prime is 40520507. The next prime is 40520561. The reversal of 40520552 is 25502504.

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, 35102 + ... + 36237.

It is an arithmetic number, because the mean of its divisors is an integer number (4815450).

Almost surely, 2^40520552 is an apocalyptic number.

It is an amenable number.

40520552 is a deficient number, since it is larger than the sum of its proper divisors (36526648).

40520552 is a wasteful number, since it uses less digits than its factorization.

40520552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71416 (or 71412 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 23.

The square root of 40520552 is about 6365.5755434996. The cubic root of 40520552 is about 343.4723522443.

The spelling of 40520552 in words is "forty million, five hundred twenty thousand, five hundred fifty-two".