40639062 has 32 divisors (see below), whose sum is σ = 86411520. Its totient is φ = 12705120.

The previous prime is 40639057. The next prime is 40639087. The reversal of 40639062 is 26093604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10012 + ... + 13472.

It is an arithmetic number, because the mean of its divisors is an integer number (2700360).

Almost surely, 2^40639062 is an apocalyptic number.

40639062 is an abundant number, since it is smaller than the sum of its proper divisors (45772458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40639062 is a wasteful number, since it uses less digits than its factorization.

40639062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3588.

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 40639062 is about 6374.8774105860. The cubic root of 40639062 is about 343.8068762307.

The spelling of 40639062 in words is "forty million, six hundred thirty-nine thousand, sixty-two".