51573379 has 8 divisors (see below), whose sum is σ = 60589872. Its totient is φ = 43278240.

The previous prime is 51573377. The next prime is 51573443. The reversal of 51573379 is 97337515.

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 51573379 - 2¹ = 51573377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51573371) 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, 180184 + ... + 180469.

It is an arithmetic number, because the mean of its divisors is an integer number (7573734).

Almost surely, 2^51573379 is an apocalyptic number.

51573379 is a deficient number, since it is larger than the sum of its proper divisors (9016493).

51573379 is a wasteful number, since it uses less digits than its factorization.

51573379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360677.

The product of its digits is 99225, while the sum is 40.

The square root of 51573379 is about 7181.4607845479. The cubic root of 51573379 is about 372.2275629078.

The spelling of 51573379 in words is "fifty-one million, five hundred seventy-three thousand, three hundred seventy-nine".