47236144 has 30 divisors (see below), whose sum is σ = 93368156. Its totient is φ = 23150400.

The previous prime is 47236121. The next prime is 47236151. The reversal of 47236144 is 44163274.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 44419 + ... + 45469.

Almost surely, 2^47236144 is an apocalyptic number.

It is an amenable number.

47236144 is a deficient number, since it is larger than the sum of its proper divisors (46132012).

47236144 is a wasteful number, since it uses less digits than its factorization.

47236144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1165 (or 1106 counting only the distinct ones).

The product of its digits is 16128, while the sum is 31.

The square root of 47236144 is about 6872.8555928377. The cubic root of 47236144 is about 361.4859976198.

The spelling of 47236144 in words is "forty-seven million, two hundred thirty-six thousand, one hundred forty-four".