40842670 has 32 divisors (see below), whose sum is σ = 84921696. Its totient is φ = 13977600.

The previous prime is 40842661. The next prime is 40842677. The reversal of 40842670 is 7624804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40842677) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9051 + ... + 12790.

It is an arithmetic number, because the mean of its divisors is an integer number (2653803).

Almost surely, 2^40842670 is an apocalyptic number.

40842670 is an abundant number, since it is smaller than the sum of its proper divisors (44079026).

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

40842670 is a wasteful number, since it uses less digits than its factorization.

40842670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21876.

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 40842670 is about 6390.8270200343. The cubic root of 40842670 is about 344.3800952361.

The spelling of 40842670 in words is "forty million, eight hundred forty-two thousand, six hundred seventy".