242422152 has 32 divisors (see below), whose sum is σ = 692635200. Its totient is φ = 69263424.

The previous prime is 242422151. The next prime is 242422199. The reversal of 242422152 is 251224242.

It is a super-2 number, since 2×242422152² = 117536999560622208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (242422151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 721327 + ... + 721662.

It is an arithmetic number, because the mean of its divisors is an integer number (21644850).

Almost surely, 2^242422152 is an apocalyptic number.

It is an amenable number.

242422152 is an abundant number, since it is smaller than the sum of its proper divisors (450213048).

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

242422152 is a wasteful number, since it uses less digits than its factorization.

242422152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1443005 (or 1443001 counting only the distinct ones).

The product of its digits is 2560, while the sum is 24.

The square root of 242422152 is about 15569.9117531218. The cubic root of 242422152 is about 623.5301155200.

Adding to 242422152 its reverse (251224242), we get a palindrome (493646394).

The spelling of 242422152 in words is "two hundred forty-two million, four hundred twenty-two thousand, one hundred fifty-two".