196376257 has 16 divisors (see below), whose sum is σ = 247790592. Its totient is φ = 151171920.

The previous prime is 196376251. The next prime is 196376261. The reversal of 196376257 is 752673691.

It is a cyclic number.

It is not a de Polignac number, because 196376257 - 2²⁷ = 62158529 is a prime.

It is not an unprimeable number, because it can be changed into a prime (196376251) 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, 8973 + ... + 21754.

It is an arithmetic number, because the mean of its divisors is an integer number (15486912).

Almost surely, 2^196376257 is an apocalyptic number.

It is an amenable number.

196376257 is a deficient number, since it is larger than the sum of its proper divisors (51414335).

196376257 is a wasteful number, since it uses less digits than its factorization.

196376257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30828.

The product of its digits is 476280, while the sum is 46.

The square root of 196376257 is about 14013.4313071424. The cubic root of 196376257 is about 581.2500358115.

The spelling of 196376257 in words is "one hundred ninety-six million, three hundred seventy-six thousand, two hundred fifty-seven".