172753994 has 16 divisors (see below), whose sum is σ = 297865728. Its totient is φ = 73608432.

The previous prime is 172753967. The next prime is 172754003. The reversal of 172753994 is 499357271.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33242 + ... + 38085.

It is an arithmetic number, because the mean of its divisors is an integer number (18616608).

Almost surely, 2^172753994 is an apocalyptic number.

172753994 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

172753994 is a deficient number, since it is larger than the sum of its proper divisors (125111734).

172753994 is a wasteful number, since it uses less digits than its factorization.

172753994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71509.

The product of its digits is 476280, while the sum is 47.

The square root of 172753994 is about 13143.5913661373. The cubic root of 172753994 is about 556.9412248739.

The spelling of 172753994 in words is "one hundred seventy-two million, seven hundred fifty-three thousand, nine hundred ninety-four".