196925093 has 4 divisors (see below), whose sum is σ = 208508940. Its totient is φ = 185341248.

The previous prime is 196925087. The next prime is 196925107. The reversal of 196925093 is 390529691.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 390529691 = 83 ⋅4705177.

It can be written as a sum of positive squares in 2 ways, for example, as 153338689 + 43586404 = 12383^2 + 6602^2 .

It is a cyclic number.

It is not a de Polignac number, because 196925093 - 2²⁰ = 195876517 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 (196925023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5791898 + ... + 5791931.

It is an arithmetic number, because the mean of its divisors is an integer number (52127235).

Almost surely, 2^196925093 is an apocalyptic number.

It is an amenable number.

196925093 is a deficient number, since it is larger than the sum of its proper divisors (11583847).

196925093 is a wasteful number, since it uses less digits than its factorization.

196925093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11583846.

The product of its (nonzero) digits is 131220, while the sum is 44.

The square root of 196925093 is about 14033.0001425212. Note that the first 3 decimals coincide. The cubic root of 196925093 is about 581.7910282538.

The spelling of 196925093 in words is "one hundred ninety-six million, nine hundred twenty-five thousand, ninety-three".