40630886 has 16 divisors (see below), whose sum is σ = 62438688. Its totient is φ = 19824000.

The previous prime is 40630883. The next prime is 40630927. The reversal of 40630886 is 68803604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40630883) 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, 12926 + ... + 15758.

It is an arithmetic number, because the mean of its divisors is an integer number (3902418).

Almost surely, 2^40630886 is an apocalyptic number.

40630886 is a deficient number, since it is larger than the sum of its proper divisors (21807802).

40630886 is a wasteful number, since it uses less digits than its factorization.

40630886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3007.

The product of its (nonzero) digits is 27648, while the sum is 35.

The square root of 40630886 is about 6374.2361110960. The cubic root of 40630886 is about 343.7838183367.

The spelling of 40630886 in words is "forty million, six hundred thirty thousand, eight hundred eighty-six".