16489629 has 32 divisors (see below), whose sum is σ = 26611200. Its totient is φ = 10031040.

The previous prime is 16489619. The next prime is 16489631. The reversal of 16489629 is 92698461.

It is a happy number.

16489629 is a `hidden beast` number, since 16 + 4 + 8 + 9 + 629 = 666.

It is not a de Polignac number, because 16489629 - 2¹⁷ = 16358557 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16489619) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38044 + ... + 38474.

It is an arithmetic number, because the mean of its divisors is an integer number (831600).

Almost surely, 2^16489629 is an apocalyptic number.

It is an amenable number.

16489629 is a deficient number, since it is larger than the sum of its proper divisors (10121571).

16489629 is a wasteful number, since it uses less digits than its factorization.

16489629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 562 (or 556 counting only the distinct ones).

The product of its digits is 186624, while the sum is 45.

The square root of 16489629 is about 4060.7424198045. The cubic root of 16489629 is about 254.5288184822.

The spelling of 16489629 in words is "sixteen million, four hundred eighty-nine thousand, six hundred twenty-nine".