2064556 has 12 divisors (see below), whose sum is σ = 3890992. Its totient is φ = 952848.

The previous prime is 2064551. The next prime is 2064571. The reversal of 2064556 is 6554602.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (2064551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19800 + ... + 19903.

2^2064556 is an apocalyptic number.

2064556 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2064556 is a deficient number, since it is larger than the sum of its proper divisors (1826436).

2064556 is a wasteful number, since it uses less digits than its factorization.

2064556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39720 (or 39718 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 2064556 is about 1436.8562906568. The cubic root of 2064556 is about 127.3333668363. Note that the first 4 decimals are identical.

The spelling of 2064556 in words is "two million, sixty-four thousand, five hundred fifty-six".