2026456 has 8 divisors (see below), whose sum is σ = 3799620. Its totient is φ = 1013224.

The previous prime is 2026447. The next prime is 2026457. The reversal of 2026456 is 6546202.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 2026456.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2026457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126646 + ... + 126661.

2^2026456 is an apocalyptic number.

It is an amenable number.

2026456 is a deficient number, since it is larger than the sum of its proper divisors (1773164).

2026456 is a wasteful number, since it uses less digits than its factorization.

2026456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253313 (or 253309 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 2026456 is about 1423.5364414022. The cubic root of 2026456 is about 126.5452144558.

The spelling of 2026456 in words is "two million, twenty-six thousand, four hundred fifty-six".