242487646 has 8 divisors (see below), whose sum is σ = 363873960. Its totient is φ = 121196328.

The previous prime is 242487631. The next prime is 242487659. The reversal of 242487646 is 646784242.

242487646 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16981 + ... + 27808.

It is an arithmetic number, because the mean of its divisors is an integer number (45484245).

Almost surely, 2^242487646 is an apocalyptic number.

242487646 is a deficient number, since it is larger than the sum of its proper divisors (121386314).

242487646 is a wasteful number, since it uses less digits than its factorization.

242487646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47498.

The product of its digits is 516096, while the sum is 43.

The square root of 242487646 is about 15572.0148343109. The cubic root of 242487646 is about 623.5862624851.

The spelling of 242487646 in words is "two hundred forty-two million, four hundred eighty-seven thousand, six hundred forty-six".