3055621898 has 64 divisors (see below), whose sum is σ = 5567367168. Its totient is φ = 1229616960.

The previous prime is 3055621897. The next prime is 3055621903. The reversal of 3055621898 is 8981265503.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (3055621897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4513136 + ... + 4513812.

It is an arithmetic number, because the mean of its divisors is an integer number (86990112).

Almost surely, 2^3055621898 is an apocalyptic number.

3055621898 is a deficient number, since it is larger than the sum of its proper divisors (2511745270).

3055621898 is a wasteful number, since it uses less digits than its factorization.

3055621898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 947.

The product of its (nonzero) digits is 518400, while the sum is 47.

The square root of 3055621898 is about 55277.6799259882. The cubic root of 3055621898 is about 1451.1084505677.

The spelling of 3055621898 in words is "three billion, fifty-five million, six hundred twenty-one thousand, eight hundred ninety-eight".