2421044 has 6 divisors (see below), whose sum is σ = 4236834. Its totient is φ = 1210520.

The previous prime is 2421043. The next prime is 2421047. The reversal of 2421044 is 4401242.

It can be written as a sum of positive squares in only one way, i.e., 2131600 + 289444 = 1460^2 + 538^2 .

It is a super-2 number, since 2×2421044² = 11722908099872, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2421043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302627 + ... + 302634.

It is an arithmetic number, because the mean of its divisors is an integer number (706139).

2^2421044 is an apocalyptic number.

It is an amenable number.

2421044 is a deficient number, since it is larger than the sum of its proper divisors (1815790).

2421044 is a wasteful number, since it uses less digits than its factorization.

2421044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 605265 (or 605263 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 2421044 is about 1555.9704367372. The cubic root of 2421044 is about 134.2767725620.

Adding to 2421044 its reverse (4401242), we get a palindrome (6822286).

The spelling of 2421044 in words is "two million, four hundred twenty-one thousand, forty-four".