242186629 has 8 divisors (see below), whose sum is σ = 248630400. Its totient is φ = 235796736.

The previous prime is 242186551. The next prime is 242186639. The reversal of 242186629 is 926681242.

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

It is a cyclic number.

It is not a de Polignac number, because 242186629 - 2⁷ = 242186501 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 242186591 and 242186600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242186639) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 4279 + ... + 22420.

It is an arithmetic number, because the mean of its divisors is an integer number (31078800).

Almost surely, 2^242186629 is an apocalyptic number.

It is an amenable number.

242186629 is a deficient number, since it is larger than the sum of its proper divisors (6443771).

242186629 is a wasteful number, since it uses less digits than its factorization.

242186629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26939.

The product of its digits is 82944, while the sum is 40.

The square root of 242186629 is about 15562.3465132993. The cubic root of 242186629 is about 623.3281217850.

The spelling of 242186629 in words is "two hundred forty-two million, one hundred eighty-six thousand, six hundred twenty-nine".