40564626 has 8 divisors (see below), whose sum is σ = 81129264. Its totient is φ = 13521540.

The previous prime is 40564607. The next prime is 40564631. The reversal of 40564626 is 62646504.

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

40564626 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3380380 + ... + 3380391.

It is an arithmetic number, because the mean of its divisors is an integer number (10141158).

Almost surely, 2^40564626 is an apocalyptic number.

40564626 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

40564626 is a wasteful number, since it uses less digits than its factorization.

40564626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6760776.

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 40564626 is about 6369.0365048412. The cubic root of 40564626 is about 343.5968381693.

The spelling of 40564626 in words is "forty million, five hundred sixty-four thousand, six hundred twenty-six".