242212688 has 10 divisors (see below), whose sum is σ = 469287114. Its totient is φ = 121106336.

The previous prime is 242212661. The next prime is 242212721. The reversal of 242212688 is 886212242.

It can be written as a sum of positive squares in only one way, i.e., 142372624 + 99840064 = 11932^2 + 9992^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7569131 + ... + 7569162.

Almost surely, 2^242212688 is an apocalyptic number.

It is an amenable number.

242212688 is a deficient number, since it is larger than the sum of its proper divisors (227074426).

242212688 is a wasteful number, since it uses less digits than its factorization.

242212688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15138301 (or 15138295 counting only the distinct ones).

The product of its digits is 24576, while the sum is 35.

The square root of 242212688 is about 15563.1837359841. The cubic root of 242212688 is about 623.3504774438.

The spelling of 242212688 in words is "two hundred forty-two million, two hundred twelve thousand, six hundred eighty-eight".