40626444 has 36 divisors (see below), whose sum is σ = 97465704. Its totient is φ = 13170816.

The previous prime is 40626437. The next prime is 40626451. The reversal of 40626444 is 44462604.

40626444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (40626437) and next prime (40626451).

It is a plaindrome in base 14.

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 11 ways as a sum of consecutive naturals, for example, 15192 + ... + 17664.

Almost surely, 2^40626444 is an apocalyptic number.

It is an amenable number.

40626444 is an abundant number, since it is smaller than the sum of its proper divisors (56839260).

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

40626444 is a wasteful number, since it uses less digits than its factorization.

40626444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2554 (or 2515 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

The square root of 40626444 is about 6373.8876676641. The cubic root of 40626444 is about 343.7712897448.

The spelling of 40626444 in words is "forty million, six hundred twenty-six thousand, four hundred forty-four".