84840802 has 4 divisors (see below), whose sum is σ = 127261206. Its totient is φ = 42420400.

The previous prime is 84840797. The next prime is 84840803. The reversal of 84840802 is 20804848.

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

It can be written as a sum of positive squares in only one way, i.e., 81739681 + 3101121 = 9041^2 + 1761^2 .

It is not an unprimeable number, because it can be changed into a prime (84840803) 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 as a sum of consecutive naturals, namely, 21210199 + ... + 21210202.

Almost surely, 2^84840802 is an apocalyptic number.

84840802 is a deficient number, since it is larger than the sum of its proper divisors (42420404).

84840802 is a wasteful number, since it uses less digits than its factorization.

84840802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42420403.

The product of its (nonzero) digits is 16384, while the sum is 34.

The square root of 84840802 is about 9210.9066871834. The cubic root of 84840802 is about 439.4082990046.

The spelling of 84840802 in words is "eighty-four million, eight hundred forty thousand, eight hundred two".