40742416 has 40 divisors (see below), whose sum is σ = 92744064. Its totient is φ = 17093760.

The previous prime is 40742413. The next prime is 40742423. The reversal of 40742416 is 61424704.

It is not an unprimeable number, because it can be changed into a prime (40742413) 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, 6616 + ... + 11191.

Almost surely, 2^40742416 is an apocalyptic number.

It is an amenable number.

40742416 is an abundant number, since it is smaller than the sum of its proper divisors (52001648).

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

40742416 is a wasteful number, since it uses less digits than its factorization.

40742416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17839 (or 17833 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 40742416 is about 6382.9786150355. The cubic root of 40742416 is about 344.0980881273.

The spelling of 40742416 in words is "forty million, seven hundred forty-two thousand, four hundred sixteen".