52198318 has 8 divisors (see below), whose sum is σ = 80997480. Its totient is φ = 25199160.

The previous prime is 52198271. The next prime is 52198331. The reversal of 52198318 is 81389125.

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, 449928 + ... + 450043.

It is an arithmetic number, because the mean of its divisors is an integer number (10124685).

Almost surely, 2^52198318 is an apocalyptic number.

52198318 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

52198318 is a deficient number, since it is larger than the sum of its proper divisors (28799162).

52198318 is a wasteful number, since it uses less digits than its factorization.

52198318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 900002.

The product of its digits is 17280, while the sum is 37.

The square root of 52198318 is about 7224.8403442568. The cubic root of 52198318 is about 373.7250163947.

The spelling of 52198318 in words is "fifty-two million, one hundred ninety-eight thousand, three hundred eighteen".