78956214 has 8 divisors (see below), whose sum is σ = 157912440. Its totient is φ = 26318736.

The previous prime is 78956209. The next prime is 78956249. The reversal of 78956214 is 41265987.

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

78956214 is an admirable number.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

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, 6579679 + ... + 6579690.

It is an arithmetic number, because the mean of its divisors is an integer number (19739055).

Almost surely, 2^78956214 is an apocalyptic number.

78956214 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

78956214 is a wasteful number, since it uses less digits than its factorization.

78956214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13159374.

The product of its digits is 120960, while the sum is 42.

The square root of 78956214 is about 8885.7309209766. The cubic root of 78956214 is about 429.0047543227.

The spelling of 78956214 in words is "seventy-eight million, nine hundred fifty-six thousand, two hundred fourteen".