51332446 has 8 divisors (see below), whose sum is σ = 83998584. Its totient is φ = 23332920.

The previous prime is 51332423. The next prime is 51332447. The reversal of 51332446 is 64423315.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51332447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1166625 + ... + 1166668.

It is an arithmetic number, because the mean of its divisors is an integer number (10499823).

Almost surely, 2^51332446 is an apocalyptic number.

51332446 is a deficient number, since it is larger than the sum of its proper divisors (32666138).

51332446 is a wasteful number, since it uses less digits than its factorization.

51332446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2333306.

The product of its digits is 8640, while the sum is 28.

The square root of 51332446 is about 7164.6664960764. Note that the first 3 decimals coincide. The cubic root of 51332446 is about 371.6470184290.

The spelling of 51332446 in words is "fifty-one million, three hundred thirty-two thousand, four hundred forty-six".