40889908 has 24 divisors (see below), whose sum is σ = 72606240. Its totient is φ = 20148000.

The previous prime is 40889903. The next prime is 40889963. The reversal of 40889908 is 80998804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40889903) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139410 + ... + 139702.

It is an arithmetic number, because the mean of its divisors is an integer number (3025260).

Almost surely, 2^40889908 is an apocalyptic number.

It is an amenable number.

40889908 is a deficient number, since it is larger than the sum of its proper divisors (31716332).

40889908 is a wasteful number, since it uses less digits than its factorization.

40889908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 687 (or 685 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 46.

The square root of 40889908 is about 6394.5217178457. The cubic root of 40889908 is about 344.5128123125.

The spelling of 40889908 in words is "forty million, eight hundred eighty-nine thousand, nine hundred eight".