78277314 has 8 divisors (see below), whose sum is σ = 156554640. Its totient is φ = 26092436.

The previous prime is 78277289. The next prime is 78277337. The reversal of 78277314 is 41377287.

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

78277314 is an admirable number.

It is a super-2 number, since 2×78277314² = 12254675774109192, which contains 22 as substring.

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, 6523104 + ... + 6523115.

It is an arithmetic number, because the mean of its divisors is an integer number (19569330).

Almost surely, 2^78277314 is an apocalyptic number.

78277314 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.

78277314 is a wasteful number, since it uses less digits than its factorization.

78277314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13046224.

The product of its digits is 65856, while the sum is 39.

The square root of 78277314 is about 8847.4467503342. The cubic root of 78277314 is about 427.7716231469.

The spelling of 78277314 in words is "seventy-eight million, two hundred seventy-seven thousand, three hundred fourteen".