16730142 has 128 divisors (see below), whose sum is σ = 44126208. Its totient is φ = 4147200.

The previous prime is 16730137. The next prime is 16730143. The reversal of 16730142 is 24103761.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16730143) 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, 452148 + ... + 452184.

It is an arithmetic number, because the mean of its divisors is an integer number (344736).

Almost surely, 2^16730142 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16730142, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22063104).

16730142 is an abundant number, since it is smaller than the sum of its proper divisors (27396066).

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

16730142 is a wasteful number, since it uses less digits than its factorization.

16730142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 16730142 is about 4090.2496256341. The cubic root of 16730142 is about 255.7603449709.

The spelling of 16730142 in words is "sixteen million, seven hundred thirty thousand, one hundred forty-two".