55453198 has 8 divisors (see below), whose sum is σ = 83215440. Its totient is φ = 27714720.

The previous prime is 55453193. The next prime is 55453199. The reversal of 55453198 is 89135455.

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

It is a self number, because there is not a number n which added to its sum of digits gives 55453198.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55453193) 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, 2038 + ... + 10726.

It is an arithmetic number, because the mean of its divisors is an integer number (10401930).

Almost surely, 2^55453198 is an apocalyptic number.

55453198 is a deficient number, since it is larger than the sum of its proper divisors (27762242).

55453198 is a wasteful number, since it uses less digits than its factorization.

55453198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11882.

The product of its digits is 108000, while the sum is 40.

The square root of 55453198 is about 7446.6904058112. The cubic root of 55453198 is about 381.3369298146.

The spelling of 55453198 in words is "fifty-five million, four hundred fifty-three thousand, one hundred ninety-eight".