40494612 has 24 divisors (see below), whose sum is σ = 100046016. Its totient is φ = 12704128.

The previous prime is 40494611. The next prime is 40494617. The reversal of 40494612 is 21649404.

It is a self number, because there is not a number n which added to its sum of digits gives 40494612.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40494611) 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, 99048 + ... + 99455.

It is an arithmetic number, because the mean of its divisors is an integer number (4168584).

Almost surely, 2^40494612 is an apocalyptic number.

It is an amenable number.

40494612 is an abundant number, since it is smaller than the sum of its proper divisors (59551404).

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

40494612 is a wasteful number, since it uses less digits than its factorization.

40494612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198527 (or 198525 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 40494612 is about 6363.5376953390. The cubic root of 40494612 is about 343.3990431515.

The spelling of 40494612 in words is "forty million, four hundred ninety-four thousand, six hundred twelve".