54166198 has 4 divisors (see below), whose sum is σ = 81249300. Its totient is φ = 27083098.

The previous prime is 54166183. The next prime is 54166213. The reversal of 54166198 is 89166145.

54166198 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (54166183) and next prime (54166213).

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 54166198.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13541548 + ... + 13541551.

It is an arithmetic number, because the mean of its divisors is an integer number (20312325).

Almost surely, 2^54166198 is an apocalyptic number.

54166198 is a deficient number, since it is larger than the sum of its proper divisors (27083102).

54166198 is a wasteful number, since it uses less digits than its factorization.

54166198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27083101.

The product of its digits is 51840, while the sum is 40.

The square root of 54166198 is about 7359.7688822408. The cubic root of 54166198 is about 378.3636888623.

The spelling of 54166198 in words is "fifty-four million, one hundred sixty-six thousand, one hundred ninety-eight".