51198335 has 8 divisors (see below), whose sum is σ = 61607616. Its totient is φ = 40845600.

The previous prime is 51198319. The next prime is 51198377. The reversal of 51198335 is 53389115.

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

It is not a de Polignac number, because 51198335 - 2⁴ = 51198319 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 51198295 and 51198304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12116 + ... + 15785.

It is an arithmetic number, because the mean of its divisors is an integer number (7700952).

Almost surely, 2^51198335 is an apocalyptic number.

51198335 is a deficient number, since it is larger than the sum of its proper divisors (10409281).

51198335 is a wasteful number, since it uses less digits than its factorization.

51198335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28273.

The product of its digits is 16200, while the sum is 35.

The square root of 51198335 is about 7155.3011816415. The cubic root of 51198335 is about 371.3230815176.

The spelling of 51198335 in words is "fifty-one million, one hundred ninety-eight thousand, three hundred thirty-five".