51498273 has 8 divisors (see below), whose sum is σ = 68698048. Its totient is φ = 34315344.

The previous prime is 51498269. The next prime is 51498289. The reversal of 51498273 is 37289415.

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

It is not a de Polignac number, because 51498273 - 2² = 51498269 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (51498673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7911 + ... + 12867.

It is an arithmetic number, because the mean of its divisors is an integer number (8587256).

Almost surely, 2^51498273 is an apocalyptic number.

It is an amenable number.

51498273 is a deficient number, since it is larger than the sum of its proper divisors (17199775).

51498273 is a wasteful number, since it uses less digits than its factorization.

51498273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8423.

The product of its digits is 60480, while the sum is 39.

The square root of 51498273 is about 7176.2297204033. The cubic root of 51498273 is about 372.0467842073.

The spelling of 51498273 in words is "fifty-one million, four hundred ninety-eight thousand, two hundred seventy-three".