16734630 has 128 divisors (see below), whose sum is σ = 49144320. Its totient is φ = 3594240.

The previous prime is 16734617. The next prime is 16734631. The reversal of 16734630 is 3643761.

16734630 is nontrivially palindromic in base 13.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16734631) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 106512 + ... + 106668.

It is an arithmetic number, because the mean of its divisors is an integer number (383940).

Almost surely, 2^16734630 is an apocalyptic number.

16734630 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 16734630, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24572160).

16734630 is an abundant number, since it is smaller than the sum of its proper divisors (32409690).

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

16734630 is a wasteful number, since it uses less digits than its factorization.

16734630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214.

The product of its (nonzero) digits is 9072, while the sum is 30.

The square root of 16734630 is about 4090.7982106186. The cubic root of 16734630 is about 255.7832128741.

The spelling of 16734630 in words is "sixteen million, seven hundred thirty-four thousand, six hundred thirty".