72173714 has 8 divisors (see below), whose sum is σ = 108518988. Its totient is φ = 36000720.

The previous prime is 72173707. The next prime is 72173753. The reversal of 72173714 is 41737127.

It can be written as a sum of positive squares in 2 ways, for example, as 54390625 + 17783089 = 7375^2 + 4217^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42017 + ... + 43700.

Almost surely, 2^72173714 is an apocalyptic number.

72173714 is a deficient number, since it is larger than the sum of its proper divisors (36345274).

72173714 is a wasteful number, since it uses less digits than its factorization.

72173714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86140.

The product of its digits is 8232, while the sum is 32.

The square root of 72173714 is about 8495.5114030881. The cubic root of 72173714 is about 416.3510696746.

The spelling of 72173714 in words is "seventy-two million, one hundred seventy-three thousand, seven hundred fourteen".