84086453 has 4 divisors (see below), whose sum is σ = 91730688. Its totient is φ = 76442220.

The previous prime is 84086447. The next prime is 84086467. The reversal of 84086453 is 35468048.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 84086453 - 2²⁶ = 16977589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84086753) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3822101 + ... + 3822122.

It is an arithmetic number, because the mean of its divisors is an integer number (22932672).

Almost surely, 2^84086453 is an apocalyptic number.

It is an amenable number.

84086453 is a deficient number, since it is larger than the sum of its proper divisors (7644235).

84086453 is a wasteful number, since it uses less digits than its factorization.

84086453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7644234.

The product of its (nonzero) digits is 92160, while the sum is 38.

The square root of 84086453 is about 9169.8665748199. The cubic root of 84086453 is about 438.1021095242.

The spelling of 84086453 in words is "eighty-four million, eighty-six thousand, four hundred fifty-three".