242920630 has 8 divisors (see below), whose sum is σ = 437257152. Its totient is φ = 97168248.

The previous prime is 242920597. The next prime is 242920649. The reversal of 242920630 is 36029242.

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 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, 12146022 + ... + 12146041.

It is an arithmetic number, because the mean of its divisors is an integer number (54657144).

Almost surely, 2^242920630 is an apocalyptic number.

242920630 is a deficient number, since it is larger than the sum of its proper divisors (194336522).

242920630 is a wasteful number, since it uses less digits than its factorization.

242920630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24292070.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 242920630 is about 15585.9112662686. The cubic root of 242920630 is about 623.9571986723.

Adding to 242920630 its reverse (36029242), we get a palindrome (278949872).

The spelling of 242920630 in words is "two hundred forty-two million, nine hundred twenty thousand, six hundred thirty".