72170114 has 8 divisors (see below), whose sum is σ = 108822528. Its totient is φ = 35895940.

The previous prime is 72170107. The next prime is 72170141. The reversal of 72170114 is 41107127.

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

It is a self number, because there is not a number n which added to its sum of digits gives 72170114.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94082 + ... + 94845.

It is an arithmetic number, because the mean of its divisors is an integer number (13602816).

Almost surely, 2^72170114 is an apocalyptic number.

72170114 is a deficient number, since it is larger than the sum of its proper divisors (36652414).

72170114 is a wasteful number, since it uses less digits than its factorization.

72170114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189120.

The product of its (nonzero) digits is 392, while the sum is 23.

The square root of 72170114 is about 8495.2995238544. The cubic root of 72170114 is about 416.3441470769.

The spelling of 72170114 in words is "seventy-two million, one hundred seventy thousand, one hundred fourteen".