242644030 has 8 divisors (see below), whose sum is σ = 436759272. Its totient is φ = 97057608.

The previous prime is 242644021. The next prime is 242644067. The reversal of 242644030 is 30446242.

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

It is a super-2 number, since 2×242644030² = 117752250589281800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 242643986 and 242644004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12132192 + ... + 12132211.

It is an arithmetic number, because the mean of its divisors is an integer number (54594909).

Almost surely, 2^242644030 is an apocalyptic number.

242644030 is a deficient number, since it is larger than the sum of its proper divisors (194115242).

242644030 is a wasteful number, since it uses less digits than its factorization.

242644030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24264410.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 242644030 is about 15577.0353405261. The cubic root of 242644030 is about 623.7202871243.

The spelling of 242644030 in words is "two hundred forty-two million, six hundred forty-four thousand, thirty".