84327423 has 4 divisors (see below), whose sum is σ = 112436568. Its totient is φ = 56218280.

The previous prime is 84327421. The next prime is 84327427. The reversal of 84327423 is 32472348.

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

It is a cyclic number.

It is not a de Polignac number, because 84327423 - 2¹ = 84327421 is a prime.

It is a super-2 number, since 2×84327423² = 14222228539641858, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84327421) 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, 14054568 + ... + 14054573.

It is an arithmetic number, because the mean of its divisors is an integer number (28109142).

Almost surely, 2^84327423 is an apocalyptic number.

84327423 is a deficient number, since it is larger than the sum of its proper divisors (28109145).

84327423 is a wasteful number, since it uses less digits than its factorization.

84327423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28109144.

The product of its digits is 32256, while the sum is 33.

The square root of 84327423 is about 9182.9964064024. The cubic root of 84327423 is about 438.5202061256.

The spelling of 84327423 in words is "eighty-four million, three hundred twenty-seven thousand, four hundred twenty-three".