78673382 has 16 divisors (see below), whose sum is σ = 125500752. Its totient is φ = 36860160.

The previous prime is 78673379. The next prime is 78673391. The reversal of 78673382 is 28337687.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2957 + ... + 12887.

It is an arithmetic number, because the mean of its divisors is an integer number (7843797).

Almost surely, 2^78673382 is an apocalyptic number.

78673382 is a deficient number, since it is larger than the sum of its proper divisors (46827370).

78673382 is a wasteful number, since it uses less digits than its factorization.

78673382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10183.

The product of its digits is 338688, while the sum is 44.

The square root of 78673382 is about 8869.8016888767. The cubic root of 78673382 is about 428.4918901389.

The spelling of 78673382 in words is "seventy-eight million, six hundred seventy-three thousand, three hundred eighty-two".