242476644 has 48 divisors (see below), whose sum is σ = 607533696. Its totient is φ = 74995200.

The previous prime is 242476631. The next prime is 242476667. The reversal of 242476644 is 446674242.

It is a happy number.

242476644 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6114 + ... + 22854.

It is an arithmetic number, because the mean of its divisors is an integer number (12656952).

Almost surely, 2^242476644 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 242476644, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (303766848).

242476644 is an abundant number, since it is smaller than the sum of its proper divisors (365057052).

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

242476644 is a wasteful number, since it uses less digits than its factorization.

242476644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16836 (or 16834 counting only the distinct ones).

The product of its digits is 258048, while the sum is 39.

The square root of 242476644 is about 15571.6615683748. The cubic root of 242476644 is about 623.5768313520.

The spelling of 242476644 in words is "two hundred forty-two million, four hundred seventy-six thousand, six hundred forty-four".