16642088 has 8 divisors (see below), whose sum is σ = 31203930. Its totient is φ = 8321040.

The previous prime is 16642069. The next prime is 16642091. The reversal of 16642088 is 88024661.

It can be written as a sum of positive squares in only one way, i.e., 16467364 + 174724 = 4058^2 + 418^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 1040123 + ... + 1040138.

Almost surely, 2^16642088 is an apocalyptic number.

It is an amenable number.

16642088 is a deficient number, since it is larger than the sum of its proper divisors (14561842).

16642088 is a wasteful number, since it uses less digits than its factorization.

16642088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2080267 (or 2080263 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 35.

The square root of 16642088 is about 4079.4715344025. The cubic root of 16642088 is about 255.3108499284.

The spelling of 16642088 in words is "sixteen million, six hundred forty-two thousand, eighty-eight".