200240440 has 16 divisors (see below), whose sum is σ = 450541080. Its totient is φ = 80096160.

The previous prime is 200240437. The next prime is 200240483. The reversal of 200240440 is 44042002.

It is a super-2 number, since 2×200240440² = 80192467622787200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2502966 + ... + 2503045.

Almost surely, 2^200240440 is an apocalyptic number.

200240440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200240440 is an abundant number, since it is smaller than the sum of its proper divisors (250300640).

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

200240440 is a wasteful number, since it uses less digits than its factorization.

200240440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5006022 (or 5006018 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 200240440 is about 14150.6339080622. The cubic root of 200240440 is about 585.0378040683.

Adding to 200240440 its reverse (44042002), we get a palindrome (244282442).

The spelling of 200240440 in words is "two hundred million, two hundred forty thousand, four hundred forty".