47257133 has 16 divisors (see below), whose sum is σ = 60359040. Its totient is φ = 35923200.

The previous prime is 47257117. The next prime is 47257151. The reversal of 47257133 is 33175274.

It is a cyclic number.

It is not a de Polignac number, because 47257133 - 2⁴ = 47257117 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 47257133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47257163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4328 + ... + 10641.

It is an arithmetic number, because the mean of its divisors is an integer number (3772440).

Almost surely, 2^47257133 is an apocalyptic number.

It is an amenable number.

47257133 is a deficient number, since it is larger than the sum of its proper divisors (13101907).

47257133 is a wasteful number, since it uses less digits than its factorization.

47257133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15028.

The product of its digits is 17640, while the sum is 32.

The square root of 47257133 is about 6874.3823722572. The cubic root of 47257133 is about 361.5395308218.

The spelling of 47257133 in words is "forty-seven million, two hundred fifty-seven thousand, one hundred thirty-three".