242115432 has 64 divisors (see below), whose sum is σ = 674352000. Its totient is φ = 71925504.

The previous prime is 242115397. The next prime is 242115437. The reversal of 242115432 is 234511242.

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 (242115437) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4332 + ... + 22427.

It is an arithmetic number, because the mean of its divisors is an integer number (10536750).

Almost surely, 2^242115432 is an apocalyptic number.

It is an amenable number.

242115432 is an abundant number, since it is smaller than the sum of its proper divisors (432236568).

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

242115432 is a wasteful number, since it uses less digits than its factorization.

242115432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26810 (or 26806 counting only the distinct ones).

The product of its digits is 1920, while the sum is 24.

The square root of 242115432 is about 15560.0588687832. The cubic root of 242115432 is about 623.2670346777.

Adding to 242115432 its reverse (234511242), we get a palindrome (476626674).

The spelling of 242115432 in words is "two hundred forty-two million, one hundred fifteen thousand, four hundred thirty-two".