2198938574 has 16 divisors (see below), whose sum is σ = 3770382816. Its totient is φ = 942208800.

The previous prime is 2198938549. The next prime is 2198938591. The reversal of 2198938574 is 4758398912.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 70604 + ... + 96864.

It is an arithmetic number, because the mean of its divisors is an integer number (235648926).

Almost surely, 2^2198938574 is an apocalyptic number.

2198938574 is a deficient number, since it is larger than the sum of its proper divisors (1571444242).

2198938574 is a wasteful number, since it uses less digits than its factorization.

2198938574 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32251.

The product of its digits is 4354560, while the sum is 56.

The square root of 2198938574 is about 46892.8413939697. The cubic root of 2198938574 is about 1300.3822493289.

The spelling of 2198938574 in words is "two billion, one hundred ninety-eight million, nine hundred thirty-eight thousand, five hundred seventy-four".