51792239 has 2 divisors, whose sum is σ = 51792240. Its totient is φ = 51792238.

The previous prime is 51792203. The next prime is 51792281. The reversal of 51792239 is 93229715.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51792239 - 2²⁴ = 35015023 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51792539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25896119 + 25896120.

It is an arithmetic number, because the mean of its divisors is an integer number (25896120).

Almost surely, 2^51792239 is an apocalyptic number.

51792239 is a deficient number, since it is larger than the sum of its proper divisors (1).

51792239 is an equidigital number, since it uses as much as digits as its factorization.

51792239 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34020, while the sum is 38.

The square root of 51792239 is about 7196.6824995966. The cubic root of 51792239 is about 372.7533558604.

The spelling of 51792239 in words is "fifty-one million, seven hundred ninety-two thousand, two hundred thirty-nine".