242212200 has 48 divisors (see below), whose sum is σ = 750859680. Its totient is φ = 64589760.

The previous prime is 242212193. The next prime is 242212211. The reversal of 242212200 is 2212242.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 242212200.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 201244 + ... + 202443.

It is an arithmetic number, because the mean of its divisors is an integer number (15642910).

Almost surely, 2^242212200 is an apocalyptic number.

242212200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

242212200 is an abundant number, since it is smaller than the sum of its proper divisors (508647480).

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

242212200 is a wasteful number, since it uses less digits than its factorization.

242212200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403706 (or 403697 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 242212200 is about 15563.1680579502. The cubic root of 242212200 is about 623.3500588100.

Adding to 242212200 its reverse (2212242), we get a palindrome (244424442).

The spelling of 242212200 in words is "two hundred forty-two million, two hundred twelve thousand, two hundred".