40958574 has 32 divisors (see below), whose sum is σ = 83852160. Its totient is φ = 13334112.

The previous prime is 40958563. The next prime is 40958579. The reversal of 40958574 is 47585904.

It is a super-2 number, since 2×40958574² = 3355209568226952, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40958579) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55512 + ... + 56244.

It is an arithmetic number, because the mean of its divisors is an integer number (2620380).

Almost surely, 2^40958574 is an apocalyptic number.

40958574 is an abundant number, since it is smaller than the sum of its proper divisors (42893586).

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

40958574 is a wasteful number, since it uses less digits than its factorization.

40958574 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 944.

The product of its (nonzero) digits is 201600, while the sum is 42.

The square root of 40958574 is about 6399.8885927803. Note that the first 3 decimals coincide. The cubic root of 40958574 is about 344.7055500672.

The spelling of 40958574 in words is "forty million, nine hundred fifty-eight thousand, five hundred seventy-four".