196868634 has 48 divisors (see below), whose sum is σ = 409384800. Its totient is φ = 63107200.

The previous prime is 196868599. The next prime is 196868657. The reversal of 196868634 is 436868691.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1321192 + ... + 1321340.

It is an arithmetic number, because the mean of its divisors is an integer number (8528850).

Almost surely, 2^196868634 is an apocalyptic number.

196868634 is an abundant number, since it is smaller than the sum of its proper divisors (212516166).

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

196868634 is a wasteful number, since it uses less digits than its factorization.

196868634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367 (or 326 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 51.

The square root of 196868634 is about 14030.9883472263. The cubic root of 196868634 is about 581.7354225430.

The spelling of 196868634 in words is "one hundred ninety-six million, eight hundred sixty-eight thousand, six hundred thirty-four".