47140972 has 6 divisors (see below), whose sum is σ = 82496708. Its totient is φ = 23570484.

The previous prime is 47140969. The next prime is 47140993. The reversal of 47140972 is 27904174.

47140972 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×47140972² = 4444542482209568, which contains 22 as substring.

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 as a sum of consecutive naturals, namely, 5892618 + ... + 5892625.

Almost surely, 2^47140972 is an apocalyptic number.

It is an amenable number.

47140972 is a deficient number, since it is larger than the sum of its proper divisors (35355736).

47140972 is a wasteful number, since it uses less digits than its factorization.

47140972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11785247 (or 11785245 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 34.

The square root of 47140972 is about 6865.9283421836. The cubic root of 47140972 is about 361.2430588179.

The spelling of 47140972 in words is "forty-seven million, one hundred forty thousand, nine hundred seventy-two".