196431158 has 96 divisors (see below), whose sum is σ = 413683200. Its totient is φ = 68048640.

The previous prime is 196431133. The next prime is 196431167. The reversal of 196431158 is 851134691.

196431158 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 546983 + ... + 547341.

It is an arithmetic number, because the mean of its divisors is an integer number (4309200).

Almost surely, 2^196431158 is an apocalyptic number.

196431158 is an abundant number, since it is smaller than the sum of its proper divisors (217252042).

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

196431158 is a wasteful number, since it uses less digits than its factorization.

196431158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426 (or 415 counting only the distinct ones).

The product of its digits is 25920, while the sum is 38.

The square root of 196431158 is about 14015.3900409514. The cubic root of 196431158 is about 581.3041975439.

The spelling of 196431158 in words is "one hundred ninety-six million, four hundred thirty-one thousand, one hundred fifty-eight".