51064573 has 16 divisors (see below), whose sum is σ = 59719680. Its totient is φ = 42762096.

The previous prime is 51064561. The next prime is 51064589. The reversal of 51064573 is 37546015.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51064573 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 (51064523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58740 + ... + 59602.

It is an arithmetic number, because the mean of its divisors is an integer number (3732480).

Almost surely, 2^51064573 is an apocalyptic number.

It is an amenable number.

51064573 is a deficient number, since it is larger than the sum of its proper divisors (8655107).

51064573 is a wasteful number, since it uses less digits than its factorization.

51064573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1056.

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 51064573 is about 7145.9480126852. The cubic root of 51064573 is about 370.9994236205. Note that the first 3 decimals are identical.

The spelling of 51064573 in words is "fifty-one million, sixty-four thousand, five hundred seventy-three".