40566294 has 12 divisors (see below), whose sum is σ = 87893676. Its totient is φ = 13522092.

The previous prime is 40566287. The next prime is 40566341. The reversal of 40566294 is 49266504.

40566294 is a `hidden beast` number, since 4 + 0 + 566 + 2 + 94 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1126824 + ... + 1126859.

It is an arithmetic number, because the mean of its divisors is an integer number (7324473).

Almost surely, 2^40566294 is an apocalyptic number.

40566294 is an abundant number, since it is smaller than the sum of its proper divisors (47327382).

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

40566294 is a wasteful number, since it uses less digits than its factorization.

40566294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2253691 (or 2253688 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 40566294 is about 6369.1674495180. The cubic root of 40566294 is about 343.6015476229.

The spelling of 40566294 in words is "forty million, five hundred sixty-six thousand, two hundred ninety-four".