51698483 has 4 divisors (see below), whose sum is σ = 53366208. Its totient is φ = 50030760.

The previous prime is 51698477. The next prime is 51698497. The reversal of 51698483 is 38489615.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 51698483 - 2⁴ = 51698467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51698443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 833816 + ... + 833877.

It is an arithmetic number, because the mean of its divisors is an integer number (13341552).

Almost surely, 2^51698483 is an apocalyptic number.

51698483 is a deficient number, since it is larger than the sum of its proper divisors (1667725).

51698483 is a wasteful number, since it uses less digits than its factorization.

51698483 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1667724.

The product of its digits is 207360, while the sum is 44.

The square root of 51698483 is about 7190.1657143629. The cubic root of 51698483 is about 372.5282965757.

The spelling of 51698483 in words is "fifty-one million, six hundred ninety-eight thousand, four hundred eighty-three".