78726326 has 8 divisors (see below), whose sum is σ = 134959440. Its totient is φ = 33739848.

The previous prime is 78726317. The next prime is 78726331. The reversal of 78726326 is 62362787.

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

It is a congruent number.

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, 2811641 + ... + 2811668.

It is an arithmetic number, because the mean of its divisors is an integer number (16869930).

Almost surely, 2^78726326 is an apocalyptic number.

78726326 is a deficient number, since it is larger than the sum of its proper divisors (56233114).

78726326 is a wasteful number, since it uses less digits than its factorization.

78726326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5623318.

The product of its digits is 169344, while the sum is 41.

The square root of 78726326 is about 8872.7856955975. The cubic root of 78726326 is about 428.5879878152.

The spelling of 78726326 in words is "seventy-eight million, seven hundred twenty-six thousand, three hundred twenty-six".