10026890 has 16 divisors (see below), whose sum is σ = 18236232. Its totient is φ = 3969024.

The previous prime is 10026883. The next prime is 10026899. The reversal of 10026890 is 9862001.

It can be written as a sum of positive squares in 4 ways, for example, as 5094049 + 4932841 = 2257^2 + 2221^2 .

It is not an unprimeable number, because it can be changed into a prime (10026899) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4199 + ... + 6138.

Almost surely, 2^10026890 is an apocalyptic number.

10026890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10026890 is a deficient number, since it is larger than the sum of its proper divisors (8209342).

10026890 is a wasteful number, since it uses less digits than its factorization.

10026890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10441.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 10026890 is about 3166.5264881254. The cubic root of 10026890 is about 215.6364053338.

Adding to 10026890 its reverse (9862001), we get a palindrome (19888891).

The spelling of 10026890 in words is "ten million, twenty-six thousand, eight hundred ninety".