51324033 has 4 divisors (see below), whose sum is σ = 68432048. Its totient is φ = 34216020.

The previous prime is 51324029. The next prime is 51324043. The reversal of 51324033 is 33042315.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 51324033 - 2² = 51324029 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51324023) 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, 8554003 + ... + 8554008.

It is an arithmetic number, because the mean of its divisors is an integer number (17108012).

Almost surely, 2^51324033 is an apocalyptic number.

It is an amenable number.

51324033 is a deficient number, since it is larger than the sum of its proper divisors (17108015).

51324033 is a wasteful number, since it uses less digits than its factorization.

51324033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17108014.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 51324033 is about 7164.0793546694. The cubic root of 51324033 is about 371.6267139404.

Adding to 51324033 its reverse (33042315), we get a palindrome (84366348).

The spelling of 51324033 in words is "fifty-one million, three hundred twenty-four thousand, thirty-three".