51492303 has 12 divisors (see below), whose sum is σ = 78753168. Its totient is φ = 32308800.

The previous prime is 51492293. The next prime is 51492341. The reversal of 51492303 is 30329415.

It is a de Polignac number, because none of the positive numbers 2^k-51492303 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51492373) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 168123 + ... + 168428.

It is an arithmetic number, because the mean of its divisors is an integer number (6562764).

Almost surely, 2^51492303 is an apocalyptic number.

51492303 is a deficient number, since it is larger than the sum of its proper divisors (27260865).

51492303 is a wasteful number, since it uses less digits than its factorization.

51492303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336574 (or 336571 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 51492303 is about 7175.8137517636. The cubic root of 51492303 is about 372.0324069929.

The spelling of 51492303 in words is "fifty-one million, four hundred ninety-two thousand, three hundred three".