84464505 has 16 divisors (see below), whose sum is σ = 150159360. Its totient is φ = 45047664.

The previous prime is 84464489. The next prime is 84464521. The reversal of 84464505 is 50546448.

84464505 is a `hidden beast` number, since 8 + 4 + 4 + 645 + 0 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (84464489) and next prime (84464521).

It is not a de Polignac number, because 84464505 - 2⁴ = 84464489 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 84464505.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 312697 + ... + 312966.

It is an arithmetic number, because the mean of its divisors is an integer number (9384960).

Almost surely, 2^84464505 is an apocalyptic number.

It is an amenable number.

84464505 is a deficient number, since it is larger than the sum of its proper divisors (65694855).

84464505 is a wasteful number, since it uses less digits than its factorization.

84464505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625677 (or 625671 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

The square root of 84464505 is about 9190.4572791565. The cubic root of 84464505 is about 438.7576958253.

The spelling of 84464505 in words is "eighty-four million, four hundred sixty-four thousand, five hundred five".