84020324 has 12 divisors (see below), whose sum is σ = 155684844. Its totient is φ = 39538944.

The previous prime is 84020297. The next prime is 84020351. The reversal of 84020324 is 42302048.

It is an interprime number because it is at equal distance from previous prime (84020297) and next prime (84020351).

It can be written as a sum of positive squares in 2 ways, for example, as 55204900 + 28815424 = 7430^2 + 5368^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 84020324.

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, 617729 + ... + 617864.

It is an arithmetic number, because the mean of its divisors is an integer number (12973737).

Almost surely, 2^84020324 is an apocalyptic number.

It is an amenable number.

84020324 is a deficient number, since it is larger than the sum of its proper divisors (71664520).

84020324 is a wasteful number, since it uses less digits than its factorization.

84020324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1235614 (or 1235612 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 84020324 is about 9166.2600879530. The cubic root of 84020324 is about 437.9872323099.

The spelling of 84020324 in words is "eighty-four million, twenty thousand, three hundred twenty-four".