10988090 has 16 divisors (see below), whose sum is σ = 19816488. Its totient is φ = 4386816.

The previous prime is 10988077. The next prime is 10988111. The reversal of 10988090 is 9088901.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 9690769 + 1297321 = 3113^2 + 1139^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 10988090.

It is an unprimeable number.

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, 8954 + ... + 10106.

Almost surely, 2^10988090 is an apocalyptic number.

10988090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10988090 is a deficient number, since it is larger than the sum of its proper divisors (8828398).

10988090 is a wasteful number, since it uses less digits than its factorization.

10988090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2113.

The product of its (nonzero) digits is 5184, while the sum is 35.

The square root of 10988090 is about 3314.8288040259. The cubic root of 10988090 is about 222.3177146077.

The spelling of 10988090 in words is "ten million, nine hundred eighty-eight thousand, ninety".