201940872 has 32 divisors (see below), whose sum is σ = 576974400. Its totient is φ = 57697344.

The previous prime is 201940861. The next prime is 201940883. The reversal of 201940872 is 278049102.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (201940861) and next prime (201940883).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 600847 + ... + 601182.

It is an arithmetic number, because the mean of its divisors is an integer number (18030450).

Almost surely, 2^201940872 is an apocalyptic number.

It is an amenable number.

201940872 is an abundant number, since it is smaller than the sum of its proper divisors (375033528).

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

201940872 is a wasteful number, since it uses less digits than its factorization.

201940872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1202045 (or 1202041 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 201940872 is about 14210.5901355292. The cubic root of 201940872 is about 586.6891758466.

Adding to 201940872 its reverse (278049102), we get a palindrome (479989974).

The spelling of 201940872 in words is "two hundred one million, nine hundred forty thousand, eight hundred seventy-two".