51983798 has 8 divisors (see below), whose sum is σ = 78064392. Its totient is φ = 25962336.

The previous prime is 51983783. The next prime is 51983801. The reversal of 51983798 is 89738915.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12515 + ... + 16142.

It is an arithmetic number, because the mean of its divisors is an integer number (9758049).

Almost surely, 2^51983798 is an apocalyptic number.

51983798 is a deficient number, since it is larger than the sum of its proper divisors (26080594).

51983798 is a wasteful number, since it uses less digits than its factorization.

51983798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29566.

The product of its digits is 544320, while the sum is 50.

The square root of 51983798 is about 7209.9790568350. The cubic root of 51983798 is about 373.2123461768.

The spelling of 51983798 in words is "fifty-one million, nine hundred eighty-three thousand, seven hundred ninety-eight".