55842099 has 8 divisors (see below), whose sum is σ = 74790912. Its totient is φ = 37060680.

The previous prime is 55842089. The next prime is 55842103. The reversal of 55842099 is 99024855.

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

It is not a de Polignac number, because 55842099 - 2⁷ = 55841971 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55842099.

It is not an unprimeable number, because it can be changed into a prime (55842029) 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, 41067 + ... + 42404.

It is an arithmetic number, because the mean of its divisors is an integer number (9348864).

Almost surely, 2^55842099 is an apocalyptic number.

55842099 is a deficient number, since it is larger than the sum of its proper divisors (18948813).

55842099 is a wasteful number, since it uses less digits than its factorization.

55842099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83697.

The product of its (nonzero) digits is 129600, while the sum is 42.

The square root of 55842099 is about 7472.7571217055. The cubic root of 55842099 is about 382.2263102585.

The spelling of 55842099 in words is "fifty-five million, eight hundred forty-two thousand, ninety-nine".