196761290 has 16 divisors (see below), whose sum is σ = 386367840. Its totient is φ = 71549520.

The previous prime is 196761287. The next prime is 196761319. The reversal of 196761290 is 92167691.

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, 894260 + ... + 894479.

It is an arithmetic number, because the mean of its divisors is an integer number (24147990).

Almost surely, 2^196761290 is an apocalyptic number.

196761290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

196761290 is a deficient number, since it is larger than the sum of its proper divisors (189606550).

196761290 is a wasteful number, since it uses less digits than its factorization.

196761290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1788757.

The product of its (nonzero) digits is 40824, while the sum is 41.

The square root of 196761290 is about 14027.1625783692. The cubic root of 196761290 is about 581.6296715505.

The spelling of 196761290 in words is "one hundred ninety-six million, seven hundred sixty-one thousand, two hundred ninety".