193042792 has 16 divisors (see below), whose sum is σ = 374436900. Its totient is φ = 93192960.

The previous prime is 193042777. The next prime is 193042799. The reversal of 193042792 is 297240391.

It can be written as a sum of positive squares in 2 ways, for example, as 188403076 + 4639716 = 13726^2 + 2154^2 .

It is not an unprimeable number, because it can be changed into a prime (193042799) 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, 415809 + ... + 416272.

Almost surely, 2^193042792 is an apocalyptic number.

It is an amenable number.

193042792 is a deficient number, since it is larger than the sum of its proper divisors (181394108).

193042792 is a wasteful number, since it uses less digits than its factorization.

193042792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 832116 (or 832112 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 193042792 is about 13893.9840218708. The cubic root of 193042792 is about 577.9423640362.

The spelling of 193042792 in words is "one hundred ninety-three million, forty-two thousand, seven hundred ninety-two".