42319898 has 16 divisors (see below), whose sum is σ = 65736960. Its totient is φ = 20412000.

The previous prime is 42319883. The next prime is 42319939. The reversal of 42319898 is 89891324.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22598 + ... + 24398.

It is an arithmetic number, because the mean of its divisors is an integer number (4108560).

Almost surely, 2^42319898 is an apocalyptic number.

42319898 is a deficient number, since it is larger than the sum of its proper divisors (23417062).

42319898 is a wasteful number, since it uses less digits than its factorization.

42319898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2213.

The product of its digits is 124416, while the sum is 44.

The square root of 42319898 is about 6505.3745472494. The cubic root of 42319898 is about 348.4829523432.

The spelling of 42319898 in words is "forty-two million, three hundred nineteen thousand, eight hundred ninety-eight".