196401902 has 4 divisors (see below), whose sum is σ = 294602856. Its totient is φ = 98200950.

The previous prime is 196401893. The next prime is 196401911. The reversal of 196401902 is 209104691.

196401902 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (196401893) and next prime (196401911).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49100474 + ... + 49100477.

It is an arithmetic number, because the mean of its divisors is an integer number (73650714).

Almost surely, 2^196401902 is an apocalyptic number.

196401902 is a deficient number, since it is larger than the sum of its proper divisors (98200954).

196401902 is an equidigital number, since it uses as much as digits as its factorization.

196401902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98200953.

The product of its (nonzero) digits is 3888, while the sum is 32.

The square root of 196401902 is about 14014.3462922821. The cubic root of 196401902 is about 581.2753367458.

The spelling of 196401902 in words is "one hundred ninety-six million, four hundred one thousand, nine hundred two".