242346742 has 12 divisors (see below), whose sum is σ = 396686916. Its totient is φ = 110124420.

The previous prime is 242346739. The next prime is 242346751. The reversal of 242346742 is 247643242.

It is a super-4 number, since 4×242346742⁴ (a number of 35 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 242346698 and 242346707.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 71359 + ... + 74677.

It is an arithmetic number, because the mean of its divisors is an integer number (33057243).

Almost surely, 2^242346742 is an apocalyptic number.

242346742 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

242346742 is a deficient number, since it is larger than the sum of its proper divisors (154340174).

242346742 is an frugal number, since it uses more digits than its factorization.

242346742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6651 (or 3332 counting only the distinct ones).

The product of its digits is 64512, while the sum is 34.

The square root of 242346742 is about 15567.4899068540. The cubic root of 242346742 is about 623.4654551992.

Adding to 242346742 its reverse (247643242), we get a palindrome (489989984).

It can be divided in two parts, 24234 and 6742, that added together give a square (30976 = 176²).

The spelling of 242346742 in words is "two hundred forty-two million, three hundred forty-six thousand, seven hundred forty-two".