16274142 has 32 divisors (see below), whose sum is σ = 36610560. Its totient is φ = 5357880.

The previous prime is 16274119. The next prime is 16274183. The reversal of 16274142 is 24147261.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2667 + ... + 6297.

It is an arithmetic number, because the mean of its divisors is an integer number (1144080).

Almost surely, 2^16274142 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16274142, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18305280).

16274142 is an abundant number, since it is smaller than the sum of its proper divisors (20336418).

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

16274142 is a wasteful number, since it uses less digits than its factorization.

16274142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3725 (or 3719 counting only the distinct ones).

The product of its digits is 2688, while the sum is 27.

The square root of 16274142 is about 4034.1222093536. The cubic root of 16274142 is about 253.4152232185.

The spelling of 16274142 in words is "sixteen million, two hundred seventy-four thousand, one hundred forty-two".