72173014 has 16 divisors (see below), whose sum is σ = 111697200. Its totient is φ = 34949664.

The previous prime is 72172999. The next prime is 72173029. The reversal of 72173014 is 41037127.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (72172999) and next prime (72173029).

It is a self number, because there is not a number n which added to its sum of digits gives 72173014.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14817 + ... + 19075.

It is an arithmetic number, because the mean of its divisors is an integer number (6981075).

Almost surely, 2^72173014 is an apocalyptic number.

72173014 is a gapful number since it is divisible by the number (74) formed by its first and last digit.

72173014 is a deficient number, since it is larger than the sum of its proper divisors (39524186).

72173014 is a wasteful number, since it uses less digits than its factorization.

72173014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4527.

The product of its (nonzero) digits is 1176, while the sum is 25.

The square root of 72173014 is about 8495.4702047621. The cubic root of 72173014 is about 416.3497236320.

The spelling of 72173014 in words is "seventy-two million, one hundred seventy-three thousand, fourteen".