172342104 has 32 divisors (see below), whose sum is σ = 470024640. Its totient is φ = 52224800.

The previous prime is 172342097. The next prime is 172342117. The reversal of 172342104 is 401243271.

It is a happy number.

172342104 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×172342104² = 59403601622293632, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

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, 326142 + ... + 326669.

It is an arithmetic number, because the mean of its divisors is an integer number (14688270).

Almost surely, 2^172342104 is an apocalyptic number.

It is an amenable number.

172342104 is an abundant number, since it is smaller than the sum of its proper divisors (297682536).

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

172342104 is a wasteful number, since it uses less digits than its factorization.

172342104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 652831 (or 652827 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 172342104 is about 13127.9131624185. The cubic root of 172342104 is about 556.4982422010.

Adding to 172342104 its reverse (401243271), we get a palindrome (573585375).

The spelling of 172342104 in words is "one hundred seventy-two million, three hundred forty-two thousand, one hundred four".