242541742 has 8 divisors (see below), whose sum is σ = 369242856. Its totient is φ = 119460792.

The previous prime is 242541709. The next prime is 242541769. The reversal of 242541742 is 247145242.

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

It is a super-2 number, since 2×242541742² = 117652993224789128, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 904873 + ... + 905140.

It is an arithmetic number, because the mean of its divisors is an integer number (46155357).

Almost surely, 2^242541742 is an apocalyptic number.

242541742 is a deficient number, since it is larger than the sum of its proper divisors (126701114).

242541742 is a wasteful number, since it uses less digits than its factorization.

242541742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1810082.

The product of its digits is 17920, while the sum is 31.

The square root of 242541742 is about 15573.7516995745. The cubic root of 242541742 is about 623.6326305027.

Adding to 242541742 its reverse (247145242), we get a palindrome (489686984).

The spelling of 242541742 in words is "two hundred forty-two million, five hundred forty-one thousand, seven hundred forty-two".