51708434 has 8 divisors (see below), whose sum is σ = 80064768. Its totient is φ = 25020180.

The previous prime is 51708383. The next prime is 51708463. The reversal of 51708434 is 43480715.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 51708434.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 416942 + ... + 417065.

It is an arithmetic number, because the mean of its divisors is an integer number (10008096).

Almost surely, 2^51708434 is an apocalyptic number.

51708434 is a deficient number, since it is larger than the sum of its proper divisors (28356334).

51708434 is a wasteful number, since it uses less digits than its factorization.

51708434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 834040.

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 51708434 is about 7190.8576679003. The cubic root of 51708434 is about 372.5521966404.

The spelling of 51708434 in words is "fifty-one million, seven hundred eight thousand, four hundred thirty-four".