8623494 has 48 divisors (see below), whose sum is σ = 20638800. Its totient is φ = 2580480.

The previous prime is 8623429. The next prime is 8623519. The reversal of 8623494 is 4943268.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18982 + ... + 19430.

It is an arithmetic number, because the mean of its divisors is an integer number (429975).

Almost surely, 2^8623494 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8623494, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10319400).

8623494 is an abundant number, since it is smaller than the sum of its proper divisors (12015306).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8623494 is a wasteful number, since it uses less digits than its factorization.

8623494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565 (or 562 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 8623494 is about 2936.5786214573. The cubic root of 8623494 is about 205.0663596390.

It can be divided in two parts, 862 and 3494, that added together give a square (4356 = 66²).

The spelling of 8623494 in words is "eight million, six hundred twenty-three thousand, four hundred ninety-four".