55358198 has 16 divisors (see below), whose sum is σ = 96920064. Its totient is φ = 23219880.

The previous prime is 55358197. The next prime is 55358207. The reversal of 55358198 is 89185355.

It is a super-4 number, since 4×55358198⁴ (a number of 32 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55358197) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41408 + ... + 42723.

It is an arithmetic number, because the mean of its divisors is an integer number (6057504).

Almost surely, 2^55358198 is an apocalyptic number.

55358198 is a deficient number, since it is larger than the sum of its proper divisors (41561866).

55358198 is a wasteful number, since it uses less digits than its factorization.

55358198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84187.

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

The square root of 55358198 is about 7440.3089989597. The cubic root of 55358198 is about 381.1190420771.

The spelling of 55358198 in words is "fifty-five million, three hundred fifty-eight thousand, one hundred ninety-eight".