40670136 has 48 divisors (see below), whose sum is σ = 118623960. Its totient is φ = 12513600.

The previous prime is 40670117. The next prime is 40670143. The reversal of 40670136 is 63107604.

40670136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20790 + ... + 22661.

Almost surely, 2^40670136 is an apocalyptic number.

It is an amenable number.

40670136 is an abundant number, since it is smaller than the sum of its proper divisors (77953824).

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

40670136 is a wasteful number, since it uses less digits than its factorization.

40670136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43476 (or 43469 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 40670136 is about 6377.3141682059. The cubic root of 40670136 is about 343.8944826905.

The spelling of 40670136 in words is "forty million, six hundred seventy thousand, one hundred thirty-six".