78452206 has 8 divisors (see below), whose sum is σ = 134489520. Its totient is φ = 33622368.

The previous prime is 78452177. The next prime is 78452233. The reversal of 78452206 is 60225487.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2801851 + ... + 2801878.

It is an arithmetic number, because the mean of its divisors is an integer number (16811190).

Almost surely, 2^78452206 is an apocalyptic number.

78452206 is a deficient number, since it is larger than the sum of its proper divisors (56037314).

78452206 is a wasteful number, since it uses less digits than its factorization.

78452206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5603738.

The product of its (nonzero) digits is 26880, while the sum is 34.

The square root of 78452206 is about 8857.3249912149. The cubic root of 78452206 is about 428.0899707500.

The spelling of 78452206 in words is "seventy-eight million, four hundred fifty-two thousand, two hundred six".