51579064 has 16 divisors (see below), whose sum is σ = 100915920. Its totient is φ = 24668160.

The previous prime is 51579049. The next prime is 51579083. The reversal of 51579064 is 46097515.

It is a congruent number.

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, 139977 + ... + 140344.

It is an arithmetic number, because the mean of its divisors is an integer number (6307245).

Almost surely, 2^51579064 is an apocalyptic number.

It is an amenable number.

51579064 is a deficient number, since it is larger than the sum of its proper divisors (49336856).

51579064 is a wasteful number, since it uses less digits than its factorization.

51579064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280350 (or 280346 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 37.

The square root of 51579064 is about 7181.8565844773. The cubic root of 51579064 is about 372.2412394465.

The spelling of 51579064 in words is "fifty-one million, five hundred seventy-nine thousand, sixty-four".