78853792 has 24 divisors (see below), whose sum is σ = 156473856. Its totient is φ = 39114432.

The previous prime is 78853763. The next prime is 78853793. The reversal of 78853792 is 29735887.

It is not an unprimeable number, because it can be changed into a prime (78853793) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5638 + ... + 13765.

It is an arithmetic number, because the mean of its divisors is an integer number (6519744).

Almost surely, 2^78853792 is an apocalyptic number.

It is an amenable number.

78853792 is a deficient number, since it is larger than the sum of its proper divisors (77620064).

78853792 is a wasteful number, since it uses less digits than its factorization.

78853792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19540 (or 19532 counting only the distinct ones).

The product of its digits is 846720, while the sum is 49.

The square root of 78853792 is about 8879.9657656998. The cubic root of 78853792 is about 428.8191723996.

The spelling of 78853792 in words is "seventy-eight million, eight hundred fifty-three thousand, seven hundred ninety-two".