242541534 has 16 divisors (see below), whose sum is σ = 491224320. Its totient is φ = 79823640.

The previous prime is 242541511. The next prime is 242541547. The reversal of 242541534 is 435145242.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 255372 + ... + 256319.

It is an arithmetic number, because the mean of its divisors is an integer number (30701520).

Almost surely, 2^242541534 is an apocalyptic number.

242541534 is an abundant number, since it is smaller than the sum of its proper divisors (248682786).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

242541534 is a wasteful number, since it uses less digits than its factorization.

242541534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511775.

The product of its digits is 19200, while the sum is 30.

The square root of 242541534 is about 15573.7450216703. The cubic root of 242541534 is about 623.6324522301.

Adding to 242541534 its reverse (435145242), we get a palindrome (677686776).

The spelling of 242541534 in words is "two hundred forty-two million, five hundred forty-one thousand, five hundred thirty-four".