42373172 has 12 divisors (see below), whose sum is σ = 75961956. Its totient is φ = 20669760.

The previous prime is 42373171. The next prime is 42373207. The reversal of 42373172 is 27137324.

It can be written as a sum of positive squares in 2 ways, for example, as 6421156 + 35952016 = 2534^2 + 5996^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42373171) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129023 + ... + 129350.

It is an arithmetic number, because the mean of its divisors is an integer number (6330163).

Almost surely, 2^42373172 is an apocalyptic number.

It is an amenable number.

42373172 is a deficient number, since it is larger than the sum of its proper divisors (33588784).

42373172 is a wasteful number, since it uses less digits than its factorization.

42373172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258418 (or 258416 counting only the distinct ones).

The product of its digits is 7056, while the sum is 29.

The square root of 42373172 is about 6509.4678737974. The cubic root of 42373172 is about 348.6291191738.

The spelling of 42373172 in words is "forty-two million, three hundred seventy-three thousand, one hundred seventy-two".