16774134 has 32 divisors (see below), whose sum is σ = 36578304. Its totient is φ = 5097120.

The previous prime is 16774099. The next prime is 16774139. The reversal of 16774134 is 43147761.

It is a junction number, because it is equal to n+sod(n) for n = 16774095 and 16774104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16774139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5179 + ... + 7769.

It is an arithmetic number, because the mean of its divisors is an integer number (1143072).

Almost surely, 2^16774134 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16774134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18289152).

16774134 is an abundant number, since it is smaller than the sum of its proper divisors (19804170).

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

16774134 is a wasteful number, since it uses less digits than its factorization.

16774134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2692.

The product of its digits is 14112, while the sum is 33.

The square root of 16774134 is about 4095.6237620172. The cubic root of 16774134 is about 255.9843231774.

The spelling of 16774134 in words is "sixteen million, seven hundred seventy-four thousand, one hundred thirty-four".