3723426 has 48 divisors (see below), whose sum is σ = 9547200. Its totient is φ = 1026144.

The previous prime is 3723407. The next prime is 3723427. The reversal of 3723426 is 6243273.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3723426.

It is not an unprimeable number, because it can be changed into a prime (3723427) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3145 + ... + 4163.

It is an arithmetic number, because the mean of its divisors is an integer number (198900).

Almost surely, 2^3723426 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3723426, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4773600).

3723426 is an abundant number, since it is smaller than the sum of its proper divisors (5823774).

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

3723426 is a wasteful number, since it uses less digits than its factorization.

3723426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1063 (or 1060 counting only the distinct ones).

The product of its digits is 6048, while the sum is 27.

The square root of 3723426 is about 1929.6180969301. The cubic root of 3723426 is about 154.9937701277.

Adding to 3723426 its reverse (6243273), we get a palindrome (9966699).

The spelling of 3723426 in words is "three million, seven hundred twenty-three thousand, four hundred twenty-six".