10302090 has 32 divisors (see below), whose sum is σ = 24822720. Its totient is φ = 2736384.

The previous prime is 10302077. The next prime is 10302139. The reversal of 10302090 is 9020301.

It is a super-2 number, since 2×10302090² = 212266116736200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a nialpdrome in base 15.

It is an unprimeable number.

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, 9601 + ... + 10619.

It is an arithmetic number, because the mean of its divisors is an integer number (775710).

Almost surely, 2^10302090 is an apocalyptic number.

10302090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10302090 is an abundant number, since it is smaller than the sum of its proper divisors (14520630).

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

10302090 is a wasteful number, since it uses less digits than its factorization.

10302090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1366.

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 10302090 is about 3209.6869006182. The cubic root of 10302090 is about 217.5914267501.

Adding to 10302090 its reverse (9020301), we get a palindrome (19322391).

The spelling of 10302090 in words is "ten million, three hundred two thousand, ninety".