4030026 has 96 divisors (see below), whose sum is σ = 11082624. Its totient is φ = 950400.

The previous prime is 4030007. The next prime is 4030051. The reversal of 4030026 is 6200304.

It is a super-2 number, since 2×4030026² = 32482219121352, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4029987 and 4030014.

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, 66036 + ... + 66096.

It is an arithmetic number, because the mean of its divisors is an integer number (115444).

Almost surely, 2^4030026 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4030026, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5541312).

4030026 is an abundant number, since it is smaller than the sum of its proper divisors (7052598).

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

4030026 is a wasteful number, since it uses less digits than its factorization.

4030026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108 (or 97 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 4030026 is about 2007.4924657393. The cubic root of 4030026 is about 159.1363096746.

The spelling of 4030026 in words is "four million, thirty thousand, twenty-six".