40974015 has 16 divisors (see below), whose sum is σ = 65798496. Its totient is φ = 21772800.

The previous prime is 40974007. The next prime is 40974023. The reversal of 40974015 is 51047904.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (40974007) and next prime (40974023).

It is not a de Polignac number, because 40974015 - 2³ = 40974007 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 646 + ... + 9075.

It is an arithmetic number, because the mean of its divisors is an integer number (4112406).

Almost surely, 2^40974015 is an apocalyptic number.

40974015 is a deficient number, since it is larger than the sum of its proper divisors (24824481).

40974015 is a wasteful number, since it uses less digits than its factorization.

40974015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10010.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 40974015 is about 6401.0948282306. The cubic root of 40974015 is about 344.7488615497.

The spelling of 40974015 in words is "forty million, nine hundred seventy-four thousand, fifteen".