196700642 has 32 divisors (see below), whose sum is σ = 323979264. Its totient is φ = 89164800.

The previous prime is 196700641. The next prime is 196700663. The reversal of 196700642 is 246007691.

It is a super-2 number, since 2×196700642² = 77382285126424328, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (196700641) 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, 454058 + ... + 454490.

It is an arithmetic number, because the mean of its divisors is an integer number (10124352).

Almost surely, 2^196700642 is an apocalyptic number.

196700642 is a deficient number, since it is larger than the sum of its proper divisors (127278622).

196700642 is a wasteful number, since it uses less digits than its factorization.

196700642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 914.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 196700642 is about 14025.0006060606. Note that the first 3 decimals coincide. The cubic root of 196700642 is about 581.5699065747.

The spelling of 196700642 in words is "one hundred ninety-six million, seven hundred thousand, six hundred forty-two".