47390444 has 24 divisors (see below), whose sum is σ = 86209536. Its totient is φ = 22770000.

The previous prime is 47390381. The next prime is 47390459. The reversal of 47390444 is 44409374.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17459 + ... + 19989.

It is an arithmetic number, because the mean of its divisors is an integer number (3592064).

Almost surely, 2^47390444 is an apocalyptic number.

It is an amenable number.

47390444 is a deficient number, since it is larger than the sum of its proper divisors (38819092).

47390444 is a wasteful number, since it uses less digits than its factorization.

47390444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2717 (or 2715 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 35.

The square root of 47390444 is about 6884.0717602303. The cubic root of 47390444 is about 361.8791758183.

The spelling of 47390444 in words is "forty-seven million, three hundred ninety thousand, four hundred forty-four".