84780336 has 40 divisors (see below), whose sum is σ = 219365424. Its totient is φ = 28215040.

The previous prime is 84780331. The next prime is 84780349. The reversal of 84780336 is 63308748.

It is a junction number, because it is equal to n+sod(n) for n = 84780294 and 84780303.

It is not an unprimeable number, because it can be changed into a prime (84780331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44230 + ... + 46106.

Almost surely, 2^84780336 is an apocalyptic number.

It is an amenable number.

84780336 is an abundant number, since it is smaller than the sum of its proper divisors (134585088).

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

84780336 is a wasteful number, since it uses less digits than its factorization.

84780336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2829 (or 2823 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 39.

The square root of 84780336 is about 9207.6237977016. The cubic root of 84780336 is about 439.3038854990.

The spelling of 84780336 in words is "eighty-four million, seven hundred eighty thousand, three hundred thirty-six".