102236090 has 16 divisors (see below), whose sum is σ = 200754720. Its totient is φ = 37176720.

The previous prime is 102236089. The next prime is 102236111. The reversal of 102236090 is 90632201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 464600 + ... + 464819.

It is an arithmetic number, because the mean of its divisors is an integer number (12547170).

Almost surely, 2^102236090 is an apocalyptic number.

102236090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102236090 is a deficient number, since it is larger than the sum of its proper divisors (98518630).

102236090 is a wasteful number, since it uses less digits than its factorization.

102236090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 929437.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 102236090 is about 10111.1863794512. The cubic root of 102236090 is about 467.5930820213.

Adding to 102236090 its reverse (90632201), we get a palindrome (192868291).

The spelling of 102236090 in words is "one hundred two million, two hundred thirty-six thousand, ninety".