3021426 has 24 divisors (see below), whose sum is σ = 6583980. Its totient is φ = 1001376.

The previous prime is 3021419. The next prime is 3021439. The reversal of 3021426 is 6241203.

It is a happy number.

3021426 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2117025 + 904401 = 1455^2 + 951^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3021399 and 3021408.

It is an unprimeable number.

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 in 11 ways as a sum of consecutive naturals, for example, 3756 + ... + 4488.

Almost surely, 2^3021426 is an apocalyptic number.

3021426 is an abundant number, since it is smaller than the sum of its proper divisors (3562554).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3021426 is a wasteful number, since it uses less digits than its factorization.

3021426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 970 (or 967 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 3021426 is about 1738.2249566728. The cubic root of 3021426 is about 144.5674944008.

Adding to 3021426 its reverse (6241203), we get a palindrome (9262629).

It can be divided in two parts, 302 and 1426, that added together give a cube (1728 = 12³).

The spelling of 3021426 in words is "three million, twenty-one thousand, four hundred twenty-six".