196925783 has 4 divisors (see below), whose sum is σ = 196958040. Its totient is φ = 196893528.

The previous prime is 196925759. The next prime is 196925791. The reversal of 196925783 is 387529691.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 387529691 = 23 ⋅16849117.

It is a cyclic number.

It is not a de Polignac number, because 196925783 - 2⁶ = 196925719 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196925753) 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, 3860 + ... + 20217.

It is an arithmetic number, because the mean of its divisors is an integer number (49239510).

Almost surely, 2^196925783 is an apocalyptic number.

196925783 is a deficient number, since it is larger than the sum of its proper divisors (32257).

196925783 is an equidigital number, since it uses as much as digits as its factorization.

196925783 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32256.

The product of its digits is 816480, while the sum is 50.

The square root of 196925783 is about 14033.0247274064. The cubic root of 196925783 is about 581.7917077598.

The spelling of 196925783 in words is "one hundred ninety-six million, nine hundred twenty-five thousand, seven hundred eighty-three".