196968051 has 32 divisors (see below), whose sum is σ = 335969280. Its totient is φ = 111716928.

The previous prime is 196968043. The next prime is 196968073. The reversal of 196968051 is 150869691.

It is not a de Polignac number, because 196968051 - 2³ = 196968043 is a prime.

It is a super-2 number, since 2×196968051² = 77592826229477202, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 196967988 and 196968006.

It is not an unprimeable number, because it can be changed into a prime (196963051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22090 + ... + 29696.

It is an arithmetic number, because the mean of its divisors is an integer number (10499040).

Almost surely, 2^196968051 is an apocalyptic number.

196968051 is a deficient number, since it is larger than the sum of its proper divisors (139001229).

196968051 is a wasteful number, since it uses less digits than its factorization.

196968051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7760 (or 7754 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 45.

The square root of 196968051 is about 14034.5306654694. The cubic root of 196968051 is about 581.8333298916.

The spelling of 196968051 in words is "one hundred ninety-six million, nine hundred sixty-eight thousand, fifty-one".