16202142 has 72 divisors (see below), whose sum is σ = 39711672. Its totient is φ = 4767840.

The previous prime is 16202113. The next prime is 16202159. The reversal of 16202142 is 24120261.

16202142 is a `hidden beast` number, since 1 + 620 + 2 + 1 + 42 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 93568 + ... + 93740.

It is an arithmetic number, because the mean of its divisors is an integer number (551551).

Almost surely, 2^16202142 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16202142, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19855836).

16202142 is an abundant number, since it is smaller than the sum of its proper divisors (23509530).

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

16202142 is a wasteful number, since it uses less digits than its factorization.

16202142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246 (or 232 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 16202142 is about 4025.1884427937. The cubic root of 16202142 is about 253.0409511532.

The spelling of 16202142 in words is "sixteen million, two hundred two thousand, one hundred forty-two".