4000562 has 4 divisors (see below), whose sum is σ = 6000846. Its totient is φ = 2000280.

The previous prime is 4000561. The next prime is 4000567. The reversal of 4000562 is 2650004.

4000562 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 3964081 + 36481 = 1991^2 + 191^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4000562.

It is not an unprimeable number, because it can be changed into a prime (4000561) 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, 1000139 + ... + 1000142.

Almost surely, 2^4000562 is an apocalyptic number.

4000562 is a deficient number, since it is larger than the sum of its proper divisors (2000284).

4000562 is a wasteful number, since it uses less digits than its factorization.

4000562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2000283.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 4000562 is about 2000.1404950653. The cubic root of 4000562 is about 158.7475391769.

Adding to 4000562 its reverse (2650004), we get a palindrome (6650566).

The spelling of 4000562 in words is "four million, five hundred sixty-two", and thus it is an aban number.