196042651 has 4 divisors (see below), whose sum is σ = 224048752. Its totient is φ = 168036552.

The previous prime is 196042579. The next prime is 196042699. The reversal of 196042651 is 156240691.

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

It is a cyclic number.

It is not a de Polignac number, because 196042651 - 2²⁵ = 162488219 is a prime.

It is a super-2 number, since 2×196042651² = 76865442022215602, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (196045651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14003040 + ... + 14003053.

It is an arithmetic number, because the mean of its divisors is an integer number (56012188).

Almost surely, 2^196042651 is an apocalyptic number.

196042651 is a deficient number, since it is larger than the sum of its proper divisors (28006101).

196042651 is an equidigital number, since it uses as much as digits as its factorization.

196042651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28006100.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 196042651 is about 14001.5231671415. The cubic root of 196042651 is about 580.9207047427.

The spelling of 196042651 in words is "one hundred ninety-six million, forty-two thousand, six hundred fifty-one".