47408684 has 6 divisors (see below), whose sum is σ = 82965204. Its totient is φ = 23704340.

The previous prime is 47408677. The next prime is 47408689. The reversal of 47408684 is 48680474.

47408684 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 2×47408684² = 4495166637223712, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (47408689) by changing a digit.

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, 5926082 + ... + 5926089.

It is an arithmetic number, because the mean of its divisors is an integer number (13827534).

Almost surely, 2^47408684 is an apocalyptic number.

It is an amenable number.

47408684 is a deficient number, since it is larger than the sum of its proper divisors (35556520).

47408684 is a wasteful number, since it uses less digits than its factorization.

47408684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11852175 (or 11852173 counting only the distinct ones).

The product of its (nonzero) digits is 172032, while the sum is 41.

The square root of 47408684 is about 6885.3964301266. The cubic root of 47408684 is about 361.9255974802.

The spelling of 47408684 in words is "forty-seven million, four hundred eight thousand, six hundred eighty-four".