16704630 has 80 divisors (see below), whose sum is σ = 46103904. Its totient is φ = 4337280.

The previous prime is 16704619. The next prime is 16704637. The reversal of 16704630 is 3640761.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 16704594 and 16704603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16704637) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 32959 + ... + 33461.

Almost surely, 2^16704630 is an apocalyptic number.

16704630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 16704630, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23051952).

16704630 is an abundant number, since it is smaller than the sum of its proper divisors (29399274).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16704630 is a wasteful number, since it uses less digits than its factorization.

16704630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 563 (or 554 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 16704630 is about 4087.1297997495. The cubic root of 16704630 is about 255.6302747978.

The spelling of 16704630 in words is "sixteen million, seven hundred four thousand, six hundred thirty".