196623256 has 8 divisors (see below), whose sum is σ = 368668620. Its totient is φ = 98311624.

The previous prime is 196623227. The next prime is 196623257. The reversal of 196623256 is 652326691.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196623257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12288946 + ... + 12288961.

Almost surely, 2^196623256 is an apocalyptic number.

It is an amenable number.

196623256 is a deficient number, since it is larger than the sum of its proper divisors (172045364).

196623256 is a wasteful number, since it uses less digits than its factorization.

196623256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24577913 (or 24577909 counting only the distinct ones).

The product of its digits is 116640, while the sum is 40.

The square root of 196623256 is about 14022.2414755987. The cubic root of 196623256 is about 581.4936294604.

The spelling of 196623256 in words is "one hundred ninety-six million, six hundred twenty-three thousand, two hundred fifty-six".