54391198 has 16 divisors (see below), whose sum is σ = 82830384. Its totient is φ = 26784000.

The previous prime is 54391189. The next prime is 54391201. The reversal of 54391198 is 89119345.

It is a self number, because there is not a number n which added to its sum of digits gives 54391198.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48136 + ... + 49252.

It is an arithmetic number, because the mean of its divisors is an integer number (5176899).

Almost surely, 2^54391198 is an apocalyptic number.

54391198 is a deficient number, since it is larger than the sum of its proper divisors (28439186).

54391198 is a wasteful number, since it uses less digits than its factorization.

54391198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1467.

The product of its digits is 38880, while the sum is 40.

The square root of 54391198 is about 7375.0388473553. The cubic root of 54391198 is about 378.8868578529.

The spelling of 54391198 in words is "fifty-four million, three hundred ninety-one thousand, one hundred ninety-eight".