172041600 has 96 divisors (see below), whose sum is σ = 566693640. Its totient is φ = 45875200.

The previous prime is 172041589. The next prime is 172041607. The reversal of 172041600 is 6140271.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (172041607) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 640 + ... + 18560.

Almost surely, 2^172041600 is an apocalyptic number.

172041600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 172041600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (283346820).

172041600 is an abundant number, since it is smaller than the sum of its proper divisors (394652040).

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

172041600 is a wasteful number, since it uses less digits than its factorization.

172041600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17948 (or 17931 counting only the distinct ones).

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

The square root of 172041600 is about 13116.4629378503. The cubic root of 172041600 is about 556.1746083068.

Adding to 172041600 its reverse (6140271), we get a palindrome (178181871).

The spelling of 172041600 in words is "one hundred seventy-two million, forty-one thousand, six hundred".