172126002 has 8 divisors (see below), whose sum is σ = 344252016. Its totient is φ = 57375332.

The previous prime is 172125983. The next prime is 172126013. The reversal of 172126002 is 200621271.

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

172126002 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 172126002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14343828 + ... + 14343839.

It is an arithmetic number, because the mean of its divisors is an integer number (43031502).

Almost surely, 2^172126002 is an apocalyptic number.

172126002 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.

172126002 is a wasteful number, since it uses less digits than its factorization.

172126002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28687672.

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 172126002 is about 13119.6799503646. The cubic root of 172126002 is about 556.2655447914.

Adding to 172126002 its reverse (200621271), we get a palindrome (372747273).

The spelling of 172126002 in words is "one hundred seventy-two million, one hundred twenty-six thousand, two".