51702339 has 12 divisors (see below), whose sum is σ = 74647896. Its totient is φ = 31816512.

The previous prime is 51702317. The next prime is 51702341. The reversal of 51702339 is 93320715.

It is not a de Polignac number, because 51702339 - 2⁵ = 51702307 is a prime.

It is a nialpdrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (51701339) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50482 + ... + 51495.

It is an arithmetic number, because the mean of its divisors is an integer number (6220658).

Almost surely, 2^51702339 is an apocalyptic number.

51702339 is a deficient number, since it is larger than the sum of its proper divisors (22945557).

51702339 is a wasteful number, since it uses less digits than its factorization.

51702339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102006 (or 101993 counting only the distinct ones).

The product of its (nonzero) digits is 5670, while the sum is 30.

The square root of 51702339 is about 7190.4338533916. The cubic root of 51702339 is about 372.5375581847.

The spelling of 51702339 in words is "fifty-one million, seven hundred two thousand, three hundred thirty-nine".