72816350 has 24 divisors (see below), whose sum is σ = 136484568. Its totient is φ = 28901600.

The previous prime is 72816349. The next prime is 72816383. The reversal of 72816350 is 5361827.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 992 + ... + 12108.

It is an arithmetic number, because the mean of its divisors is an integer number (5686857).

Almost surely, 2^72816350 is an apocalyptic number.

72816350 is a deficient number, since it is larger than the sum of its proper divisors (63668218).

72816350 is a wasteful number, since it uses less digits than its factorization.

72816350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11260 (or 11255 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 72816350 is about 8533.2496740691. The cubic root of 72816350 is about 417.5831524290.

It can be divided in two parts, 7281 and 6350, that added together give a palindrome (13631).

The spelling of 72816350 in words is "seventy-two million, eight hundred sixteen thousand, three hundred fifty".