9745742192 has 20 divisors (see below), whose sum is σ = 18883905936. Its totient is φ = 4872476160.

The previous prime is 9745742179. The next prime is 9745742203. The reversal of 9745742192 is 2912475479.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 9745742192.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 375392 + ... + 400512.

Almost surely, 2^9745742192 is an apocalyptic number.

It is an amenable number.

9745742192 is a deficient number, since it is larger than the sum of its proper divisors (9138163744).

9745742192 is a wasteful number, since it uses less digits than its factorization.

9745742192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49376 (or 49370 counting only the distinct ones).

The product of its digits is 1270080, while the sum is 50.

The square root of 9745742192 is about 98720.5256874172. The cubic root of 9745742192 is about 2136.0183184708.

The spelling of 9745742192 in words is "nine billion, seven hundred forty-five million, seven hundred forty-two thousand, one hundred ninety-two".