3624426 has 40 divisors (see below), whose sum is σ = 8751204. Its totient is φ = 1114560.

The previous prime is 3624407. The next prime is 3624431. The reversal of 3624426 is 6244263.

It can be written as a sum of positive squares in 2 ways, for example, as 3606201 + 18225 = 1899^2 + 135^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 3624426.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1246 + ... + 2966.

Almost surely, 2^3624426 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3624426, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4375602).

3624426 is an abundant number, since it is smaller than the sum of its proper divisors (5126778).

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

3624426 is a wasteful number, since it uses less digits than its factorization.

3624426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1748 (or 1739 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

The square root of 3624426 is about 1903.7925307134. The cubic root of 3624426 is about 153.6077327650.

Adding to 3624426 its reverse (6244263), we get a palindrome (9868689).

The spelling of 3624426 in words is "three million, six hundred twenty-four thousand, four hundred twenty-six".