55860196 has 36 divisors (see below), whose sum is σ = 114860928. Its totient is φ = 23699088.

The previous prime is 55860193. The next prime is 55860221. The reversal of 55860196 is 69106855.

It is a super-2 number, since 2×55860196² = 6240722994316832, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55860191) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18805 + ... + 21571.

Almost surely, 2^55860196 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55860196, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57430464).

55860196 is an abundant number, since it is smaller than the sum of its proper divisors (59000732).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55860196 is a wasteful number, since it uses less digits than its factorization.

55860196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2888 (or 2879 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 40.

The square root of 55860196 is about 7473.9678886118. The cubic root of 55860196 is about 382.2675957317.

The spelling of 55860196 in words is "fifty-five million, eight hundred sixty thousand, one hundred ninety-six".