4226040 has 256 divisors, whose sum is σ = 17740800. Its totient is φ = 870912.

The previous prime is 4226009. The next prime is 4226063. The reversal of 4226040 is 406224.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 98259 + ... + 98301.

It is an arithmetic number, because the mean of its divisors is an integer number (69300).

Almost surely, 2^4226040 is an apocalyptic number.

4226040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4226040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8870400).

4226040 is an abundant number, since it is smaller than the sum of its proper divisors (13514760).

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

4226040 is a wasteful number, since it uses less digits than its factorization.

4226040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83 (or 73 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 4226040 is about 2055.7334457560. The cubic root of 4226040 is about 161.6756197732.

The spelling of 4226040 in words is "four million, two hundred twenty-six thousand, forty".