63342173 has 4 divisors (see below), whose sum is σ = 64209948. Its totient is φ = 62474400.

The previous prime is 63342163. The next prime is 63342203. The reversal of 63342173 is 37124336.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 44662489 + 18679684 = 6683^2 + 4322^2 .

It is a cyclic number.

It is not a de Polignac number, because 63342173 - 2⁴ = 63342157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63342133) 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, 433778 + ... + 433923.

It is an arithmetic number, because the mean of its divisors is an integer number (16052487).

Almost surely, 2^63342173 is an apocalyptic number.

It is an amenable number.

63342173 is a deficient number, since it is larger than the sum of its proper divisors (867775).

63342173 is an equidigital number, since it uses as much as digits as its factorization.

63342173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 867774.

The product of its digits is 9072, while the sum is 29.

The square root of 63342173 is about 7958.7796175042. The cubic root of 63342173 is about 398.6248045955.

The spelling of 63342173 in words is "sixty-three million, three hundred forty-two thousand, one hundred seventy-three".