40041508 has 18 divisors (see below), whose sum is σ = 75878754. Its totient is φ = 18480384.

The previous prime is 40041479. The next prime is 40041523. The reversal of 40041508 is 80514004.

It can be written as a sum of positive squares in 3 ways, for example, as 1004004 + 39037504 = 1002^2 + 6248^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28941 + ... + 30292.

Almost surely, 2^40041508 is an apocalyptic number.

It is an amenable number.

40041508 is a deficient number, since it is larger than the sum of its proper divisors (35837246).

40041508 is a wasteful number, since it uses less digits than its factorization.

40041508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59263 (or 59248 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 40041508 is about 6327.8359650041. The cubic root of 40041508 is about 342.1134445763.

The spelling of 40041508 in words is "forty million, forty-one thousand, five hundred eight".