40364556 has 12 divisors (see below), whose sum is σ = 94183992. Its totient is φ = 13454848.

The previous prime is 40364539. The next prime is 40364581. The reversal of 40364556 is 65546304.

40364556 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1681845 + ... + 1681868.

It is an arithmetic number, because the mean of its divisors is an integer number (7848666).

Almost surely, 2^40364556 is an apocalyptic number.

It is an amenable number.

40364556 is an abundant number, since it is smaller than the sum of its proper divisors (53819436).

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

40364556 is a wasteful number, since it uses less digits than its factorization.

40364556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3363720 (or 3363718 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 33.

The square root of 40364556 is about 6353.3106330479. The cubic root of 40364556 is about 343.0310188496.

The spelling of 40364556 in words is "forty million, three hundred sixty-four thousand, five hundred fifty-six".