51496571 has 8 divisors (see below), whose sum is σ = 58977024. Its totient is φ = 44047080.

The previous prime is 51496507. The next prime is 51496579. The reversal of 51496571 is 17569415.

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

It is not a de Polignac number, because 51496571 - 2⁶ = 51496507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51496579) 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, 4055 + ... + 10928.

It is an arithmetic number, because the mean of its divisors is an integer number (7372128).

Almost surely, 2^51496571 is an apocalyptic number.

51496571 is a deficient number, since it is larger than the sum of its proper divisors (7480453).

51496571 is a wasteful number, since it uses less digits than its factorization.

51496571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15481.

The product of its digits is 37800, while the sum is 38.

The square root of 51496571 is about 7176.1111334761. Note that the first 4 decimals coincide. The cubic root of 51496571 is about 372.0426854899.

The spelling of 51496571 in words is "fifty-one million, four hundred ninety-six thousand, five hundred seventy-one".