16634142 has 48 divisors (see below), whose sum is σ = 41644512. Its totient is φ = 4700160.

The previous prime is 16634119. The next prime is 16634147. The reversal of 16634142 is 24143661.

16634142 is a `hidden beast` number, since 16 + 634 + 14 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16634147) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11542 + ... + 12902.

It is an arithmetic number, because the mean of its divisors is an integer number (867594).

Almost surely, 2^16634142 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16634142, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20822256).

16634142 is an abundant number, since it is smaller than the sum of its proper divisors (25010370).

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

16634142 is a wasteful number, since it uses less digits than its factorization.

16634142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1473 (or 1470 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 16634142 is about 4078.4975174689. The cubic root of 16634142 is about 255.2702095357.

The spelling of 16634142 in words is "sixteen million, six hundred thirty-four thousand, one hundred forty-two".