601223642 has 8 divisors (see below), whose sum is σ = 907888500. Its totient is φ = 298594144.

The previous prime is 601223639. The next prime is 601223653. The reversal of 601223642 is 246322106.

It can be written as a sum of positive squares in 2 ways, for example, as 517153081 + 84070561 = 22741^2 + 9169^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×601223642² = 722939735399488328, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1008467 + ... + 1009062.

Almost surely, 2^601223642 is an apocalyptic number.

601223642 is a deficient number, since it is larger than the sum of its proper divisors (306664858).

601223642 is a wasteful number, since it uses less digits than its factorization.

601223642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2017680.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 601223642 is about 24519.8621937400. The cubic root of 601223642 is about 844.0056424306.

Adding to 601223642 its reverse (246322106), we get a palindrome (847545748).

The spelling of 601223642 in words is "six hundred one million, two hundred twenty-three thousand, six hundred forty-two".