51574679 has 8 divisors (see below), whose sum is σ = 56897232. Its totient is φ = 46445760.

The previous prime is 51574661. The next prime is 51574681. The reversal of 51574679 is 97647515.

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

It is a cyclic number.

It is not a de Polignac number, because 51574679 - 2⁸ = 51574423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51574639) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47849 + ... + 48914.

It is an arithmetic number, because the mean of its divisors is an integer number (7112154).

Almost surely, 2^51574679 is an apocalyptic number.

51574679 is a deficient number, since it is larger than the sum of its proper divisors (5322553).

51574679 is a wasteful number, since it uses less digits than its factorization.

51574679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96817.

The product of its digits is 264600, while the sum is 44.

The square root of 51574679 is about 7181.5512948109. The cubic root of 51574679 is about 372.2306904371.

The spelling of 51574679 in words is "fifty-one million, five hundred seventy-four thousand, six hundred seventy-nine".