2026428 has 12 divisors (see below), whose sum is σ = 4728360. Its totient is φ = 675472.

The previous prime is 2026397. The next prime is 2026447. The reversal of 2026428 is 8246202.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 2026398 and 2026407.

It is a congruent number.

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, 84423 + ... + 84446.

It is an arithmetic number, because the mean of its divisors is an integer number (394030).

2^2026428 is an apocalyptic number.

It is an amenable number.

2026428 is an abundant number, since it is smaller than the sum of its proper divisors (2701932).

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

2026428 is a wasteful number, since it uses less digits than its factorization.

2026428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168876 (or 168874 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 2026428 is about 1423.5266067060. The cubic root of 2026428 is about 126.5446316186.

The spelling of 2026428 in words is "two million, twenty-six thousand, four hundred twenty-eight".