10390090 has 32 divisors (see below), whose sum is σ = 19457856. Its totient is φ = 3991680.

The previous prime is 10390087. The next prime is 10390099. The reversal of 10390090 is 9009301.

It is not an unprimeable number, because it can be changed into a prime (10390099) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 31225 + ... + 31555.

It is an arithmetic number, because the mean of its divisors is an integer number (608058).

Almost surely, 2^10390090 is an apocalyptic number.

10390090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10390090 is a deficient number, since it is larger than the sum of its proper divisors (9067766).

10390090 is a wasteful number, since it uses less digits than its factorization.

10390090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454.

The product of its (nonzero) digits is 243, while the sum is 22.

The square root of 10390090 is about 3223.3662528481. The cubic root of 10390090 is about 218.2092231464.

Adding to 10390090 its reverse (9009301), we get a palindrome (19399391).

The spelling of 10390090 in words is "ten million, three hundred ninety thousand, ninety".