2624428 has 12 divisors (see below), whose sum is σ = 4607680. Its totient is φ = 1307952.

The previous prime is 2624411. The next prime is 2624431. The reversal of 2624428 is 8244262.

2624428 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2624396 and 2624405.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 613 + ... + 2371.

2^2624428 is an apocalyptic number.

It is an amenable number.

2624428 is a deficient number, since it is larger than the sum of its proper divisors (1983252).

2624428 is a wasteful number, since it uses less digits than its factorization.

2624428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2136 (or 2134 counting only the distinct ones).

The product of its digits is 6144, while the sum is 28.

The square root of 2624428 is about 1620.0086419523. The cubic root of 2624428 is about 137.9361883793.

Subtracting from 2624428 its sum of digits (28), we obtain a square (2624400 = 1620²).

It can be divided in two parts, 262442 and 8, that added together give a triangular number (262450 = T₇₂₄).

The spelling of 2624428 in words is "two million, six hundred twenty-four thousand, four hundred twenty-eight".