51474733 has 8 divisors (see below), whose sum is σ = 53139200. Its totient is φ = 49824720.

The previous prime is 51474719. The next prime is 51474749. The reversal of 51474733 is 33747415.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 51474733 - 2⁵ = 51474701 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51474763) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3868 + ... + 10858.

It is an arithmetic number, because the mean of its divisors is an integer number (6642400).

Almost surely, 2^51474733 is an apocalyptic number.

It is an amenable number.

51474733 is a deficient number, since it is larger than the sum of its proper divisors (1664467).

51474733 is a wasteful number, since it uses less digits than its factorization.

51474733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7227.

The product of its digits is 35280, while the sum is 34.

The square root of 51474733 is about 7174.5893959167. The cubic root of 51474733 is about 371.9900877037.

The spelling of 51474733 in words is "fifty-one million, four hundred seventy-four thousand, seven hundred thirty-three".