242022650 has 24 divisors (see below), whose sum is σ = 450996060. Its totient is φ = 96629760.

The previous prime is 242022647. The next prime is 242022689. The reversal of 242022650 is 56220242.

It can be written as a sum of positive squares in 6 ways, for example, as 210337009 + 31685641 = 14503^2 + 5629^2 .

It is a super-2 number, since 2×242022650² = 117149926226045000, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24656 + ... + 33044.

Almost surely, 2^242022650 is an apocalyptic number.

242022650 is a deficient number, since it is larger than the sum of its proper divisors (208973410).

242022650 is a wasteful number, since it uses less digits than its factorization.

242022650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8978 (or 8973 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 242022650 is about 15557.0771676430. The cubic root of 242022650 is about 623.1874096410.

Adding to 242022650 its reverse (56220242), we get a palindrome (298242892).

The spelling of 242022650 in words is "two hundred forty-two million, twenty-two thousand, six hundred fifty".