42173200 has 60 divisors (see below), whose sum is σ = 103096080. Its totient is φ = 16574080.

The previous prime is 42173189. The next prime is 42173231. The reversal of 42173200 is 237124.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22707 + ... + 24493.

It is an arithmetic number, because the mean of its divisors is an integer number (1718268).

Almost surely, 2^42173200 is an apocalyptic number.

42173200 is a gapful number since it is divisible by the number (40) 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 42173200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51548040).

42173200 is an abundant number, since it is smaller than the sum of its proper divisors (60922880).

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

42173200 is a wasteful number, since it uses less digits than its factorization.

42173200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1864 (or 1853 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 42173200 is about 6494.0896205704. The cubic root of 42173200 is about 348.0798249084.

The spelling of 42173200 in words is "forty-two million, one hundred seventy-three thousand, two hundred".