242261492 has 24 divisors (see below), whose sum is σ = 489706560. Its totient is φ = 103640960.

The previous prime is 242261473. The next prime is 242261557. The reversal of 242261492 is 294162242.

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, 161192 + ... + 162687.

It is an arithmetic number, because the mean of its divisors is an integer number (20404440).

Almost surely, 2^242261492 is an apocalyptic number.

242261492 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

242261492 is an abundant number, since it is smaller than the sum of its proper divisors (247445068).

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

242261492 is a wasteful number, since it uses less digits than its factorization.

242261492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323911 (or 323909 counting only the distinct ones).

The product of its digits is 13824, while the sum is 32.

The square root of 242261492 is about 15564.7515881237. The cubic root of 242261492 is about 623.3923414132.

The spelling of 242261492 in words is "two hundred forty-two million, two hundred sixty-one thousand, four hundred ninety-two".