53198558 has 8 divisors (see below), whose sum is σ = 91197552. Its totient is φ = 22799376.

The previous prime is 53198549. The next prime is 53198597. The reversal of 53198558 is 85589135.

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

It is a Curzon number.

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, 1899935 + ... + 1899962.

It is an arithmetic number, because the mean of its divisors is an integer number (11399694).

Almost surely, 2^53198558 is an apocalyptic number.

53198558 is a deficient number, since it is larger than the sum of its proper divisors (37998994).

53198558 is a wasteful number, since it uses less digits than its factorization.

53198558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3799906.

The product of its digits is 216000, while the sum is 44.

The square root of 53198558 is about 7293.7341602227. The cubic root of 53198558 is about 376.0970729821.

The spelling of 53198558 in words is "fifty-three million, one hundred ninety-eight thousand, five hundred fifty-eight".