172500494 has 8 divisors (see below), whose sum is σ = 259417080. Its totient is φ = 86028136.

The previous prime is 172500473. The next prime is 172500521. The reversal of 172500494 is 494005271.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 172500494.

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, 110084 + ... + 111639.

It is an arithmetic number, because the mean of its divisors is an integer number (32427135).

Almost surely, 2^172500494 is an apocalyptic number.

172500494 is a deficient number, since it is larger than the sum of its proper divisors (86916586).

172500494 is a wasteful number, since it uses less digits than its factorization.

172500494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222114.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 172500494 is about 13133.9443428088. The cubic root of 172500494 is about 556.6686721495.

The spelling of 172500494 in words is "one hundred seventy-two million, five hundred thousand, four hundred ninety-four".