196398942 has 32 divisors (see below), whose sum is σ = 396887040. Its totient is φ = 64788960.

The previous prime is 196398941. The next prime is 196398971. The reversal of 196398942 is 249893691.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196398941) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 447159 + ... + 447597.

It is an arithmetic number, because the mean of its divisors is an integer number (12402720).

Almost surely, 2^196398942 is an apocalyptic number.

196398942 is an abundant number, since it is smaller than the sum of its proper divisors (200488098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

196398942 is a wasteful number, since it uses less digits than its factorization.

196398942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1048.

The product of its digits is 839808, while the sum is 51.

The square root of 196398942 is about 14014.2406858167. The cubic root of 196398942 is about 581.2724165710.

The spelling of 196398942 in words is "one hundred ninety-six million, three hundred ninety-eight thousand, nine hundred forty-two".