5123664 has 240 divisors, whose sum is σ = 19498752. Its totient is φ = 1216512.

The previous prime is 5123639. The next prime is 5123683. The reversal of 5123664 is 4663215.

It is a nialpdrome in base 14.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 222757 + ... + 222779.

Almost surely, 2^5123664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5123664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9749376).

5123664 is an abundant number, since it is smaller than the sum of its proper divisors (14375088).

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

5123664 is a wasteful number, since it uses less digits than its factorization.

5123664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74 (or 65 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 5123664 is about 2263.5511922640. The cubic root of 5123664 is about 172.3958791944.

Adding to 5123664 its reverse (4663215), we get a palindrome (9786879).

The spelling of 5123664 in words is "five million, one hundred twenty-three thousand, six hundred sixty-four".