2024642 has 4 divisors (see below), whose sum is σ = 3036966. Its totient is φ = 1012320.

The previous prime is 2024639. The next prime is 2024647. The reversal of 2024642 is 2464202.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1234321 + 790321 = 1111^2 + 889^2 .

It is not an unprimeable number, because it can be changed into a prime (2024647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506159 + ... + 506162.

2^2024642 is an apocalyptic number.

2024642 is a deficient number, since it is larger than the sum of its proper divisors (1012324).

2024642 is a wasteful number, since it uses less digits than its factorization.

2024642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1012323.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 2024642 is about 1422.8991531377. The cubic root of 2024642 is about 126.5074438276.

Adding to 2024642 its reverse (2464202), we get a palindrome (4488844).

The spelling of 2024642 in words is "two million, twenty-four thousand, six hundred forty-two".