172046634 has 32 divisors (see below), whose sum is σ = 362880000. Its totient is φ = 54229104.

The previous prime is 172046629. The next prime is 172046659. The reversal of 172046634 is 436640271.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 172046595 and 172046604.

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 15 ways as a sum of consecutive naturals, for example, 80917 + ... + 83015.

It is an arithmetic number, because the mean of its divisors is an integer number (11340000).

Almost surely, 2^172046634 is an apocalyptic number.

172046634 is an abundant number, since it is smaller than the sum of its proper divisors (190833366).

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

172046634 is a wasteful number, since it uses less digits than its factorization.

172046634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2842.

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 172046634 is about 13116.6548326927. The cubic root of 172046634 is about 556.1800328779.

The spelling of 172046634 in words is "one hundred seventy-two million, forty-six thousand, six hundred thirty-four".