78360339 has 8 divisors (see below), whose sum is σ = 107304400. Its totient is φ = 50828256.

The previous prime is 78360329. The next prime is 78360353. The reversal of 78360339 is 93306387.

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

It is not a de Polignac number, because 78360339 - 2⁴ = 78360323 is a prime.

It is a super-2 number, since 2×78360339² = 12280685456389842, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 78360297 and 78360306.

It is not an unprimeable number, because it can be changed into a prime (78360329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 352864 + ... + 353085.

It is an arithmetic number, because the mean of its divisors is an integer number (13413050).

Almost surely, 2^78360339 is an apocalyptic number.

78360339 is a deficient number, since it is larger than the sum of its proper divisors (28944061).

78360339 is a wasteful number, since it uses less digits than its factorization.

78360339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 705989.

The product of its (nonzero) digits is 81648, while the sum is 39.

The square root of 78360339 is about 8852.1375384706. The cubic root of 78360339 is about 427.9228086691.

The spelling of 78360339 in words is "seventy-eight million, three hundred sixty thousand, three hundred thirty-nine".