40008088 has 16 divisors (see below), whose sum is σ = 76043880. Its totient is φ = 19729728.

The previous prime is 40008079. The next prime is 40008107. The reversal of 40008088 is 88080004.

It is a happy number.

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, 33670 + ... + 34837.

Almost surely, 2^40008088 is an apocalyptic number.

It is an amenable number.

40008088 is a deficient number, since it is larger than the sum of its proper divisors (36035792).

40008088 is a wasteful number, since it uses less digits than its factorization.

40008088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68586 (or 68582 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 28.

The square root of 40008088 is about 6325.1947005606. The cubic root of 40008088 is about 342.0182382577.

The spelling of 40008088 in words is "forty million, eight thousand, eighty-eight".