172668034 has 16 divisors (see below), whose sum is σ = 322911936. Its totient is φ = 67273200.

The previous prime is 172668017. The next prime is 172668049. The reversal of 172668034 is 430866271.

It is a junction number, because it is equal to n+sod(n) for n = 172667984 and 172668002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 560457 + ... + 560764.

It is an arithmetic number, because the mean of its divisors is an integer number (20181996).

Almost surely, 2^172668034 is an apocalyptic number.

172668034 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

172668034 is a deficient number, since it is larger than the sum of its proper divisors (150243902).

172668034 is a wasteful number, since it uses less digits than its factorization.

172668034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1121241.

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 172668034 is about 13140.3209245437. The cubic root of 172668034 is about 556.8488341292.

The spelling of 172668034 in words is "one hundred seventy-two million, six hundred sixty-eight thousand, thirty-four".