51923363 has 4 divisors (see below), whose sum is σ = 52803480. Its totient is φ = 51043248.

The previous prime is 51923359. The next prime is 51923407. The reversal of 51923363 is 36332915.

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 51923363 - 2² = 51923359 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51923323) 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 3 ways as a sum of consecutive naturals, for example, 439970 + ... + 440087.

It is an arithmetic number, because the mean of its divisors is an integer number (13200870).

Almost surely, 2^51923363 is an apocalyptic number.

51923363 is a deficient number, since it is larger than the sum of its proper divisors (880117).

51923363 is an equidigital number, since it uses as much as digits as its factorization.

51923363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 880116.

The product of its digits is 14580, while the sum is 32.

The square root of 51923363 is about 7205.7867717550. The cubic root of 51923363 is about 373.0676611319.

The spelling of 51923363 in words is "fifty-one million, nine hundred twenty-three thousand, three hundred sixty-three".