10661488 has 20 divisors (see below), whose sum is σ = 20891520. Its totient is φ = 5270144.

The previous prime is 10661479. The next prime is 10661491. The reversal of 10661488 is 88416601.

It is a super-2 number, since 2×10661488² = 227334652748288, which contains 22 as substring.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 2320 + ... + 5167.

It is an arithmetic number, because the mean of its divisors is an integer number (1044576).

Almost surely, 2^10661488 is an apocalyptic number.

It is an amenable number.

10661488 is a deficient number, since it is larger than the sum of its proper divisors (10230032).

10661488 is an equidigital number, since it uses as much as digits as its factorization.

10661488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7584 (or 7578 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 34.

The square root of 10661488 is about 3265.1934092792. The cubic root of 10661488 is about 220.0928533667.

The spelling of 10661488 in words is "ten million, six hundred sixty-one thousand, four hundred eighty-eight".