51599798 has 8 divisors (see below), whose sum is σ = 78379680. Its totient is φ = 25473240.

The previous prime is 51599791. The next prime is 51599803. The reversal of 51599798 is 89799515.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51599791) 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, 163133 + ... + 163448.

It is an arithmetic number, because the mean of its divisors is an integer number (9797460).

Almost surely, 2^51599798 is an apocalyptic number.

51599798 is a deficient number, since it is larger than the sum of its proper divisors (26779882).

51599798 is a wasteful number, since it uses less digits than its factorization.

51599798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326662.

The product of its digits is 1020600, while the sum is 53.

The square root of 51599798 is about 7183.2999380508. The cubic root of 51599798 is about 372.2911112053.

The spelling of 51599798 in words is "fifty-one million, five hundred ninety-nine thousand, seven hundred ninety-eight".