242622732 has 24 divisors (see below), whose sum is σ = 617585472. Its totient is φ = 73522000.

The previous prime is 242622713. The next prime is 242622733. The reversal of 242622732 is 237226242.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 242622732.

It is not an unprimeable number, because it can be changed into a prime (242622733) 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, 918894 + ... + 919157.

It is an arithmetic number, because the mean of its divisors is an integer number (25732728).

Almost surely, 2^242622732 is an apocalyptic number.

242622732 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

242622732 is an abundant number, since it is smaller than the sum of its proper divisors (374962740).

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

242622732 is a wasteful number, since it uses less digits than its factorization.

242622732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1838069 (or 1838067 counting only the distinct ones).

The product of its digits is 16128, while the sum is 30.

The square root of 242622732 is about 15576.3516909448. The cubic root of 242622732 is about 623.7020376426.

Adding to 242622732 its reverse (237226242), we get a palindrome (479848974).

The spelling of 242622732 in words is "two hundred forty-two million, six hundred twenty-two thousand, seven hundred thirty-two".