47444392 has 16 divisors (see below), whose sum is σ = 89343540. Its totient is φ = 23619456.

The previous prime is 47444389. The next prime is 47444393. The reversal of 47444392 is 29344474.

It can be written as a sum of positive squares in 2 ways, for example, as 46158436 + 1285956 = 6794^2 + 1134^2 .

It is not an unprimeable number, because it can be changed into a prime (47444393) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10863 + ... + 14590.

Almost surely, 2^47444392 is an apocalyptic number.

It is an amenable number.

47444392 is a deficient number, since it is larger than the sum of its proper divisors (41899148).

47444392 is a wasteful number, since it uses less digits than its factorization.

47444392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25692 (or 25688 counting only the distinct ones).

The product of its digits is 96768, while the sum is 37.

The square root of 47444392 is about 6887.9889663094. The cubic root of 47444392 is about 362.0164415678.

The spelling of 47444392 in words is "forty-seven million, four hundred forty-four thousand, three hundred ninety-two".