40574631 has 8 divisors (see below), whose sum is σ = 57281904. Its totient is φ = 25458560.

The previous prime is 40574623. The next prime is 40574657. The reversal of 40574631 is 13647504.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40574631 - 2³ = 40574623 is a prime.

It is a super-2 number, since 2×40574631² = 3292601361572322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40574431) 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, 397740 + ... + 397841.

It is an arithmetic number, because the mean of its divisors is an integer number (7160238).

Almost surely, 2^40574631 is an apocalyptic number.

40574631 is a deficient number, since it is larger than the sum of its proper divisors (16707273).

40574631 is a wasteful number, since it uses less digits than its factorization.

40574631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 795601.

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 40574631 is about 6369.8218970392. The cubic root of 40574631 is about 343.6250844857.

The spelling of 40574631 in words is "forty million, five hundred seventy-four thousand, six hundred thirty-one".