40974163 has 4 divisors (see below), whose sum is σ = 41064280. Its totient is φ = 40884048.

The previous prime is 40974149. The next prime is 40974173. The reversal of 40974163 is 36147904.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40974163 - 2¹⁷ = 40843091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40974103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44373 + ... + 45286.

It is an arithmetic number, because the mean of its divisors is an integer number (10266070).

Almost surely, 2^40974163 is an apocalyptic number.

40974163 is a deficient number, since it is larger than the sum of its proper divisors (90117).

40974163 is an equidigital number, since it uses as much as digits as its factorization.

40974163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90116.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 40974163 is about 6401.1063887425. The cubic root of 40974163 is about 344.7492766320.

The spelling of 40974163 in words is "forty million, nine hundred seventy-four thousand, one hundred sixty-three".