4420026402 has 64 divisors (see below), whose sum is σ = 9990449280. Its totient is φ = 1291980800.

The previous prime is 4420026353. The next prime is 4420026421. The reversal of 4420026402 is 2046200244.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 231658 + ... + 250010.

It is an arithmetic number, because the mean of its divisors is an integer number (156100770).

Almost surely, 2^4420026402 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4420026402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4995224640).

4420026402 is an abundant number, since it is smaller than the sum of its proper divisors (5570422878).

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

4420026402 is a wasteful number, since it uses less digits than its factorization.

4420026402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18499.

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 4420026402 is about 66483.2791158800. The cubic root of 4420026402 is about 1641.1248482280.

Adding to 4420026402 its reverse (2046200244), we get a palindrome (6466226646).

The spelling of 4420026402 in words is "four billion, four hundred twenty million, twenty-six thousand, four hundred two".