42198074 has 16 divisors (see below), whose sum is σ = 66463200. Its totient is φ = 20065584.

The previous prime is 42198073. The next prime is 42198119. The reversal of 42198074 is 47089124.

It is not an unprimeable number, because it can be changed into a prime (42198073) 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, 1544 + ... + 9315.

It is an arithmetic number, because the mean of its divisors is an integer number (4153950).

Almost surely, 2^42198074 is an apocalyptic number.

42198074 is a deficient number, since it is larger than the sum of its proper divisors (24265126).

42198074 is a wasteful number, since it uses less digits than its factorization.

42198074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10957.

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 42198074 is about 6496.0044642842. The cubic root of 42198074 is about 348.1482446308.

The spelling of 42198074 in words is "forty-two million, one hundred ninety-eight thousand, seventy-four".