242082646 has 8 divisors (see below), whose sum is σ = 391056624. Its totient is φ = 111730440.

The previous prime is 242082637. The next prime is 242082671. The reversal of 242082646 is 646280242.

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

It is a super-2 number, since 2×242082646² = 117208014988722632, which contains 22 as substring.

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, 4655410 + ... + 4655461.

It is an arithmetic number, because the mean of its divisors is an integer number (48882078).

Almost surely, 2^242082646 is an apocalyptic number.

242082646 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

242082646 is a deficient number, since it is larger than the sum of its proper divisors (148973978).

242082646 is a wasteful number, since it uses less digits than its factorization.

242082646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9310886.

The product of its (nonzero) digits is 36864, while the sum is 34.

The square root of 242082646 is about 15559.0053023964. The cubic root of 242082646 is about 623.2389002250.

The spelling of 242082646 in words is "two hundred forty-two million, eighty-two thousand, six hundred forty-six".