242829811 has 8 divisors (see below), whose sum is σ = 277724160. Its totient is φ = 207986568.

The previous prime is 242829793. The next prime is 242829817. The reversal of 242829811 is 118928242.

It is a happy number.

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 242829811 - 2¹³ = 242821619 is a prime.

It is a super-2 number, since 2×242829811² = 117932634220591442, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (242829817) 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, 1981 + ... + 22126.

It is an arithmetic number, because the mean of its divisors is an integer number (34715520).

Almost surely, 2^242829811 is an apocalyptic number.

242829811 is a deficient number, since it is larger than the sum of its proper divisors (34894349).

242829811 is a wasteful number, since it uses less digits than its factorization.

242829811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25553.

The product of its digits is 18432, while the sum is 37.

The square root of 242829811 is about 15582.9974972725. The cubic root of 242829811 is about 623.8794308403.

The spelling of 242829811 in words is "two hundred forty-two million, eight hundred twenty-nine thousand, eight hundred eleven".