55558002 has 8 divisors (see below), whose sum is σ = 111116016. Its totient is φ = 18519332.

The previous prime is 55558001. The next prime is 55558031. The reversal of 55558002 is 20085555.

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

55558002 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (55558001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4629828 + ... + 4629839.

It is an arithmetic number, because the mean of its divisors is an integer number (13889502).

Almost surely, 2^55558002 is an apocalyptic number.

55558002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

55558002 is a wasteful number, since it uses less digits than its factorization.

55558002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9259672.

The product of its (nonzero) digits is 10000, while the sum is 30.

The square root of 55558002 is about 7453.7240356751. The cubic root of 55558002 is about 381.5770150618.

The spelling of 55558002 in words is "fifty-five million, five hundred fifty-eight thousand, two".