51894483 has 4 divisors (see below), whose sum is σ = 69192648. Its totient is φ = 34596320.

The previous prime is 51894481. The next prime is 51894487. The reversal of 51894483 is 38449815.

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 51894483 - 2¹ = 51894481 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51894481) 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, 8649078 + ... + 8649083.

It is an arithmetic number, because the mean of its divisors is an integer number (17298162).

Almost surely, 2^51894483 is an apocalyptic number.

51894483 is a deficient number, since it is larger than the sum of its proper divisors (17298165).

51894483 is a wasteful number, since it uses less digits than its factorization.

51894483 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17298164.

The product of its digits is 138240, while the sum is 42.

The square root of 51894483 is about 7203.7825480785. The cubic root of 51894483 is about 372.9984810198.

The spelling of 51894483 in words is "fifty-one million, eight hundred ninety-four thousand, four hundred eighty-three".