193140946 has 8 divisors (see below), whose sum is σ = 289884924. Its totient is φ = 96512640.

The previous prime is 193140901. The next prime is 193140953. The reversal of 193140946 is 649041391.

It can be written as a sum of positive squares in 2 ways, for example, as 179854921 + 13286025 = 13411^2 + 3645^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 24615 + ... + 31498.

Almost surely, 2^193140946 is an apocalyptic number.

193140946 is a deficient number, since it is larger than the sum of its proper divisors (96743978).

193140946 is a wasteful number, since it uses less digits than its factorization.

193140946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57836.

The product of its (nonzero) digits is 23328, while the sum is 37.

The square root of 193140946 is about 13897.5158211819. The cubic root of 193140946 is about 578.0403004271.

The spelling of 193140946 in words is "one hundred ninety-three million, one hundred forty thousand, nine hundred forty-six".