172094394 has 8 divisors (see below), whose sum is σ = 344188800. Its totient is φ = 57364796.

The previous prime is 172094389. The next prime is 172094407. The reversal of 172094394 is 493490271.

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

172094394 is an admirable 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, 14341194 + ... + 14341205.

It is an arithmetic number, because the mean of its divisors is an integer number (43023600).

Almost surely, 2^172094394 is an apocalyptic number.

172094394 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

172094394 is a wasteful number, since it uses less digits than its factorization.

172094394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28682404.

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 172094394 is about 13118.4752925026. The cubic root of 172094394 is about 556.2314931519.

The spelling of 172094394 in words is "one hundred seventy-two million, ninety-four thousand, three hundred ninety-four".