84780314 has 8 divisors (see below), whose sum is σ = 127980948. Its totient is φ = 42120000.

The previous prime is 84780313. The next prime is 84780331. The reversal of 84780314 is 41308748.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 83814025 + 966289 = 9155^2 + 983^2 .

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

It is not an unprimeable number, because it can be changed into a prime (84780313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134687 + ... + 135314.

Almost surely, 2^84780314 is an apocalyptic number.

84780314 is a deficient number, since it is larger than the sum of its proper divisors (43200634).

84780314 is a wasteful number, since it uses less digits than its factorization.

84780314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270160.

The product of its (nonzero) digits is 21504, while the sum is 35.

The square root of 84780314 is about 9207.6226030393. The cubic root of 84780314 is about 439.3038475000.

The spelling of 84780314 in words is "eighty-four million, seven hundred eighty thousand, three hundred fourteen".