8424623 has 2 divisors, whose sum is σ = 8424624. Its totient is φ = 8424622.

The previous prime is 8424599. The next prime is 8424659. The reversal of 8424623 is 3264248.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8424623 is a prime.

It is a d-powerful number, because it can be written as 8³ + 4⁴ + 2¹⁵ + 4⁴ + 6² + 2²³ + 3⁷ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8424683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4212311 + 4212312.

It is an arithmetic number, because the mean of its divisors is an integer number (4212312).

Almost surely, 2^8424623 is an apocalyptic number.

8424623 is a deficient number, since it is larger than the sum of its proper divisors (1).

8424623 is an equidigital number, since it uses as much as digits as its factorization.

8424623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9216, while the sum is 29.

The square root of 8424623 is about 2902.5201119028. The cubic root of 8424623 is about 203.4777024228.

The spelling of 8424623 in words is "eight million, four hundred twenty-four thousand, six hundred twenty-three".