55004258 has 8 divisors (see below), whose sum is σ = 82537920. Its totient is φ = 27491620.

The previous prime is 55004251. The next prime is 55004281. The reversal of 55004258 is 85240055.

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

It is a self number, because there is not a number n which added to its sum of digits gives 55004258.

It is not an unprimeable number, because it can be changed into a prime (55004251) 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, 7043 + ... + 12633.

It is an arithmetic number, because the mean of its divisors is an integer number (10317240).

Almost surely, 2^55004258 is an apocalyptic number.

55004258 is a deficient number, since it is larger than the sum of its proper divisors (27533662).

55004258 is a wasteful number, since it uses less digits than its factorization.

55004258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10512.

The product of its (nonzero) digits is 8000, while the sum is 29.

The square root of 55004258 is about 7416.4855558411. The cubic root of 55004258 is about 380.3050597451.

The spelling of 55004258 in words is "fifty-five million, four thousand, two hundred fifty-eight".