201839022 has 96 divisors (see below), whose sum is σ = 550727424. Its totient is φ = 51897600.

The previous prime is 201839021. The next prime is 201839063. The reversal of 201839022 is 220938102.

It is a happy number.

201839022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201839021) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 147622 + ... + 148982.

It is an arithmetic number, because the mean of its divisors is an integer number (5736744).

Almost surely, 2^201839022 is an apocalyptic number.

201839022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 201839022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (275363712).

201839022 is an abundant number, since it is smaller than the sum of its proper divisors (348888402).

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

201839022 is a wasteful number, since it uses less digits than its factorization.

201839022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1494 (or 1491 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 201839022 is about 14207.0060885466. The cubic root of 201839022 is about 586.5905259455.

The spelling of 201839022 in words is "two hundred one million, eight hundred thirty-nine thousand, twenty-two".