47431268 has 6 divisors (see below), whose sum is σ = 83004726. Its totient is φ = 23715632.

The previous prime is 47431259. The next prime is 47431273. The reversal of 47431268 is 86213474.

It can be written as a sum of positive squares in only one way, i.e., 27646564 + 19784704 = 5258^2 + 4448^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5928905 + ... + 5928912.

It is an arithmetic number, because the mean of its divisors is an integer number (13834121).

Almost surely, 2^47431268 is an apocalyptic number.

It is an amenable number.

47431268 is a deficient number, since it is larger than the sum of its proper divisors (35573458).

47431268 is a wasteful number, since it uses less digits than its factorization.

47431268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11857821 (or 11857819 counting only the distinct ones).

The product of its digits is 32256, while the sum is 35.

The square root of 47431268 is about 6887.0362275800. The cubic root of 47431268 is about 361.9830583323.

The spelling of 47431268 in words is "forty-seven million, four hundred thirty-one thousand, two hundred sixty-eight".