10320290 has 16 divisors (see below), whose sum is σ = 18742968. Its totient is φ = 4091136.

The previous prime is 10320283. The next prime is 10320293. The reversal of 10320290 is 9202301.

It can be written as a sum of positive squares in 4 ways, for example, as 6744409 + 3575881 = 2597^2 + 1891^2 .

It is not an unprimeable number, because it can be changed into a prime (10320293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3437 + ... + 5696.

Almost surely, 2^10320290 is an apocalyptic number.

10320290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10320290 is a deficient number, since it is larger than the sum of its proper divisors (8422678).

10320290 is a wasteful number, since it uses less digits than its factorization.

10320290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9253.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 10320290 is about 3212.5208170532. The cubic root of 10320290 is about 217.7194860145.

Adding to 10320290 its reverse (9202301), we get a palindrome (19522591).

The spelling of 10320290 in words is "ten million, three hundred twenty thousand, two hundred ninety".