10026390 has 64 divisors (see below), whose sum is σ = 27412992. Its totient is φ = 2323200.

The previous prime is 10026389. The next prime is 10026397. The reversal of 10026390 is 9362001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10026397) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6930 + ... + 8250.

It is an arithmetic number, because the mean of its divisors is an integer number (428328).

Almost surely, 2^10026390 is an apocalyptic number.

10026390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 10026390, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13706496).

10026390 is an abundant number, since it is smaller than the sum of its proper divisors (17386602).

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

10026390 is a wasteful number, since it uses less digits than its factorization.

10026390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1365.

The product of its (nonzero) digits is 324, while the sum is 21.

The square root of 10026390 is about 3166.4475362778. The cubic root of 10026390 is about 215.6328209724.

Adding to 10026390 its reverse (9362001), we get a palindrome (19388391).

The spelling of 10026390 in words is "ten million, twenty-six thousand, three hundred ninety".