16861088 has 12 divisors (see below), whose sum is σ = 33195330. Its totient is φ = 8430528.

The previous prime is 16861087. The next prime is 16861111. The reversal of 16861088 is 88016861.

It can be written as a sum of positive squares in only one way, i.e., 10163344 + 6697744 = 3188^2 + 2588^2 .

It is not an unprimeable number, because it can be changed into a prime (16861087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263423 + ... + 263486.

Almost surely, 2^16861088 is an apocalyptic number.

It is an amenable number.

16861088 is a deficient number, since it is larger than the sum of its proper divisors (16334242).

16861088 is an equidigital number, since it uses as much as digits as its factorization.

16861088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526919 (or 526911 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 38.

The square root of 16861088 is about 4106.2255174308. The cubic root of 16861088 is about 256.4258861474.

The spelling of 16861088 in words is "sixteen million, eight hundred sixty-one thousand, eighty-eight".