601630142 has 8 divisors (see below), whose sum is σ = 902566632. Its totient is φ = 300774600.

The previous prime is 601630111. The next prime is 601630147. The reversal of 601630142 is 241036106.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (601630147) 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 3 ways as a sum of consecutive naturals, for example, 4292 + ... + 34952.

It is an arithmetic number, because the mean of its divisors is an integer number (112820829).

Almost surely, 2^601630142 is an apocalyptic number.

601630142 is a deficient number, since it is larger than the sum of its proper divisors (300936490).

601630142 is a wasteful number, since it uses less digits than its factorization.

601630142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40474.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 601630142 is about 24528.1499913874. The cubic root of 601630142 is about 844.1958162559.

Adding to 601630142 its reverse (241036106), we get a palindrome (842666248).

The spelling of 601630142 in words is "six hundred one million, six hundred thirty thousand, one hundred forty-two".