78586352 has 30 divisors (see below), whose sum is σ = 164880072. Its totient is φ = 36269376.

The previous prime is 78586349. The next prime is 78586357. The reversal of 78586352 is 25368587.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (78586357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11828 + ... + 17235.

Almost surely, 2^78586352 is an apocalyptic number.

It is an amenable number.

78586352 is an abundant number, since it is smaller than the sum of its proper divisors (86293720).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

78586352 is a wasteful number, since it uses less digits than its factorization.

78586352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29097 (or 29078 counting only the distinct ones).

The product of its digits is 403200, while the sum is 44.

The square root of 78586352 is about 8864.8943592126. The cubic root of 78586352 is about 428.3338298665. Note that the first 3 decimals are identical.

The spelling of 78586352 in words is "seventy-eight million, five hundred eighty-six thousand, three hundred fifty-two".