47133982 has 12 divisors (see below), whose sum is σ = 82244160. Its totient is φ = 20200236.

The previous prime is 47133959. The next prime is 47133991. The reversal of 47133982 is 28933174.

It is a super-2 number, since 2×47133982² = 4443224518352648, which contains 22 as substring.

It is a congruent number.

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, 240382 + ... + 240577.

It is an arithmetic number, because the mean of its divisors is an integer number (6853680).

Almost surely, 2^47133982 is an apocalyptic number.

47133982 is a deficient number, since it is larger than the sum of its proper divisors (35110178).

47133982 is a wasteful number, since it uses less digits than its factorization.

47133982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 480975 (or 480968 counting only the distinct ones).

The product of its digits is 36288, while the sum is 37.

The square root of 47133982 is about 6865.4192879969. The cubic root of 47133982 is about 361.2252030568.

It can be divided in two parts, 471 and 33982, that added together give a triangular number (34453 = T₂₆₂).

The spelling of 47133982 in words is "forty-seven million, one hundred thirty-three thousand, nine hundred eighty-two".