72014438 has 8 divisors (see below), whose sum is σ = 108269040. Its totient is φ = 35924760.

The previous prime is 72014417. The next prime is 72014441. The reversal of 72014438 is 83441027.

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 72014438.

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 3 ways as a sum of consecutive naturals, for example, 40133 + ... + 41888.

It is an arithmetic number, because the mean of its divisors is an integer number (13533630).

Almost surely, 2^72014438 is an apocalyptic number.

72014438 is a deficient number, since it is larger than the sum of its proper divisors (36254602).

72014438 is a wasteful number, since it uses less digits than its factorization.

72014438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82462.

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 72014438 is about 8486.1320989011. The cubic root of 72014438 is about 416.0445703910.

The spelling of 72014438 in words is "seventy-two million, fourteen thousand, four hundred thirty-eight".