242140132 has 24 divisors (see below), whose sum is σ = 471064832. Its totient is φ = 108151200.

The previous prime is 242140103. The next prime is 242140139. The reversal of 242140132 is 231041242.

It is not an unprimeable number, because it can be changed into a prime (242140139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73494 + ... + 76717.

Almost surely, 2^242140132 is an apocalyptic number.

It is an amenable number.

242140132 is a deficient number, since it is larger than the sum of its proper divisors (228924700).

242140132 is a wasteful number, since it uses less digits than its factorization.

242140132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150259 (or 150257 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 242140132 is about 15560.8525473381. The cubic root of 242140132 is about 623.2882286623.

Adding to 242140132 its reverse (231041242), we get a palindrome (473181374).

The spelling of 242140132 in words is "two hundred forty-two million, one hundred forty thousand, one hundred thirty-two".