242029539 has 10 divisors (see below), whose sum is σ = 361550420. Its totient is φ = 161352972.

The previous prime is 242029523. The next prime is 242029547. The reversal of 242029539 is 935920242.

It is not a de Polignac number, because 242029539 - 2⁴ = 242029523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (242029559) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1493929 + ... + 1494090.

It is an arithmetic number, because the mean of its divisors is an integer number (36155042).

Almost surely, 2^242029539 is an apocalyptic number.

242029539 is a deficient number, since it is larger than the sum of its proper divisors (119520881).

242029539 is an equidigital number, since it uses as much as digits as its factorization.

242029539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2988031 (or 2988022 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 242029539 is about 15557.2985765524. The cubic root of 242029539 is about 623.1933224448.

The spelling of 242029539 in words is "two hundred forty-two million, twenty-nine thousand, five hundred thirty-nine".