189496394 has 8 divisors (see below), whose sum is σ = 284309760. Its totient is φ = 94726476.

The previous prime is 189496369. The next prime is 189496427. The reversal of 189496394 is 493694981.

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, 4247 + ... + 19925.

It is an arithmetic number, because the mean of its divisors is an integer number (35538720).

Almost surely, 2^189496394 is an apocalyptic number.

189496394 is a deficient number, since it is larger than the sum of its proper divisors (94813366).

189496394 is a wasteful number, since it uses less digits than its factorization.

189496394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21724.

The product of its digits is 1679616, while the sum is 53.

The square root of 189496394 is about 13765.7689214951. The cubic root of 189496394 is about 574.3813323187.

The spelling of 189496394 in words is "one hundred eighty-nine million, four hundred ninety-six thousand, three hundred ninety-four".