242201290 has 16 divisors (see below), whose sum is σ = 436400640. Its totient is φ = 96783120.

The previous prime is 242201279. The next prime is 242201291. The reversal of 242201290 is 92102242.

It is a super-2 number, since 2×242201290² = 117322929755328200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (242201291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1266 + ... + 22045.

It is an arithmetic number, because the mean of its divisors is an integer number (27275040).

Almost surely, 2^242201290 is an apocalyptic number.

242201290 is a deficient number, since it is larger than the sum of its proper divisors (194199350).

242201290 is a wasteful number, since it uses less digits than its factorization.

242201290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24357.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 242201290 is about 15562.8175469611. The cubic root of 242201290 is about 623.3406994532.

The spelling of 242201290 in words is "two hundred forty-two million, two hundred one thousand, two hundred ninety".