78825326 has 4 divisors (see below), whose sum is σ = 118237992. Its totient is φ = 39412662.

The previous prime is 78825289. The next prime is 78825377. The reversal of 78825326 is 62352887.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19706330 + ... + 19706333.

It is an arithmetic number, because the mean of its divisors is an integer number (29559498).

Almost surely, 2^78825326 is an apocalyptic number.

78825326 is a deficient number, since it is larger than the sum of its proper divisors (39412666).

78825326 is a wasteful number, since it uses less digits than its factorization.

78825326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39412665.

The product of its digits is 161280, while the sum is 41.

The square root of 78825326 is about 8878.3627995256. The cubic root of 78825326 is about 428.7675653455.

The spelling of 78825326 in words is "seventy-eight million, eight hundred twenty-five thousand, three hundred twenty-six".