242155334 has 16 divisors (see below), whose sum is σ = 366854400. Its totient is φ = 119875080.

The previous prime is 242155321. The next prime is 242155373. The reversal of 242155334 is 433551242.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 242155297 and 242155306.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156167 + ... + 157709.

It is an arithmetic number, because the mean of its divisors is an integer number (22928400).

Almost surely, 2^242155334 is an apocalyptic number.

242155334 is a deficient number, since it is larger than the sum of its proper divisors (124699066).

242155334 is a wasteful number, since it uses less digits than its factorization.

242155334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2275.

The product of its digits is 14400, while the sum is 29.

The square root of 242155334 is about 15561.3410090519. The cubic root of 242155334 is about 623.3012721141.

The spelling of 242155334 in words is "two hundred forty-two million, one hundred fifty-five thousand, three hundred thirty-four".