40674642 has 16 divisors (see below), whose sum is σ = 86134752. Its totient is φ = 12760640.

The previous prime is 40674637. The next prime is 40674643. The reversal of 40674642 is 24647604.

It is not an unprimeable number, because it can be changed into a prime (40674643) 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, 199284 + ... + 199487.

It is an arithmetic number, because the mean of its divisors is an integer number (5383422).

Almost surely, 2^40674642 is an apocalyptic number.

40674642 is an abundant number, since it is smaller than the sum of its proper divisors (45460110).

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

40674642 is a wasteful number, since it uses less digits than its factorization.

40674642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398793.

The product of its (nonzero) digits is 32256, while the sum is 33.

The square root of 40674642 is about 6377.6674419415. The cubic root of 40674642 is about 343.9071826834.

The spelling of 40674642 in words is "forty million, six hundred seventy-four thousand, six hundred forty-two".