4045924 has 12 divisors (see below), whose sum is σ = 7096684. Its totient is φ = 2018304.

The previous prime is 4045891. The next prime is 4045927. The reversal of 4045924 is 4295404.

It can be written as a sum of positive squares in 2 ways, for example, as 2196324 + 1849600 = 1482^2 + 1360^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4045892 and 4045901.

It is not an unprimeable number, because it can be changed into a prime (4045927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1432 + ... + 3184.

Almost surely, 2^4045924 is an apocalyptic number.

It is an amenable number.

4045924 is a deficient number, since it is larger than the sum of its proper divisors (3050760).

4045924 is a wasteful number, since it uses less digits than its factorization.

4045924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2334 (or 2332 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 4045924 is about 2011.4482344818. The cubic root of 4045924 is about 159.3452933995.

It can be divided in two parts, 404 and 5924, that added together give a triangular number (6328 = T₁₁₂).

The spelling of 4045924 in words is "four million, forty-five thousand, nine hundred twenty-four".