242214489 has 32 divisors (see below), whose sum is σ = 412070400. Its totient is φ = 139067280.

The previous prime is 242214481. The next prime is 242214503. The reversal of 242214489 is 984412242.

It is not a de Polignac number, because 242214489 - 2³ = 242214481 is a prime.

It is a super-2 number, since 2×242214489² = 117335717363062242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (242214481) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15819 + ... + 27104.

It is an arithmetic number, because the mean of its divisors is an integer number (12877200).

Almost surely, 2^242214489 is an apocalyptic number.

It is an amenable number.

242214489 is a deficient number, since it is larger than the sum of its proper divisors (169855911).

242214489 is a wasteful number, since it uses less digits than its factorization.

242214489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42962 (or 42956 counting only the distinct ones).

The product of its digits is 36864, while the sum is 36.

The square root of 242214489 is about 15563.2415967882. The cubic root of 242214489 is about 623.3520224378.

The spelling of 242214489 in words is "two hundred forty-two million, two hundred fourteen thousand, four hundred eighty-nine".