40242200 has 24 divisors (see below), whose sum is σ = 93563580. Its totient is φ = 16096800.

The previous prime is 40242187. The next prime is 40242217. The reversal of 40242200 is 224204.

It is a happy number.

It is a hoax number, since the sum of its digits (14) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 100406 + ... + 100805.

Almost surely, 2^40242200 is an apocalyptic number.

40242200 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40242200 is an abundant number, since it is smaller than the sum of its proper divisors (53321380).

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

40242200 is a wasteful number, since it uses less digits than its factorization.

40242200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201227 (or 201218 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 14.

The square root of 40242200 is about 6343.6740143232. The cubic root of 40242200 is about 342.6840611181.

Adding to 40242200 its reverse (224204), we get a palindrome (40466404).

The spelling of 40242200 in words is "forty million, two hundred forty-two thousand, two hundred".