84780483 has 4 divisors (see below), whose sum is σ = 113040648. Its totient is φ = 56520320.

The previous prime is 84780469. The next prime is 84780491. The reversal of 84780483 is 38408748.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 84780483 - 2¹⁶ = 84714947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84780403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14130078 + ... + 14130083.

It is an arithmetic number, because the mean of its divisors is an integer number (28260162).

Almost surely, 2^84780483 is an apocalyptic number.

84780483 is a deficient number, since it is larger than the sum of its proper divisors (28260165).

84780483 is a wasteful number, since it uses less digits than its factorization.

84780483 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28260164.

The product of its (nonzero) digits is 172032, while the sum is 42.

The square root of 84780483 is about 9207.6317802136. The cubic root of 84780483 is about 439.3041394007.

The spelling of 84780483 in words is "eighty-four million, seven hundred eighty thousand, four hundred eighty-three".