84006453 has 4 divisors (see below), whose sum is σ = 112008608. Its totient is φ = 56004300.

The previous prime is 84006443. The next prime is 84006463. The reversal of 84006453 is 35460048.

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 an interprime number because it is at equal distance from previous prime (84006443) and next prime (84006463).

It is not a de Polignac number, because 84006453 - 2⁶ = 84006389 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 84006453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84006413) 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, 14001073 + ... + 14001078.

It is an arithmetic number, because the mean of its divisors is an integer number (28002152).

Almost surely, 2^84006453 is an apocalyptic number.

It is an amenable number.

84006453 is a deficient number, since it is larger than the sum of its proper divisors (28002155).

84006453 is a wasteful number, since it uses less digits than its factorization.

84006453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28002154.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 84006453 is about 9165.5034231623. The cubic root of 84006453 is about 437.9631283989.

The spelling of 84006453 in words is "eighty-four million, six thousand, four hundred fifty-three".