2064428 has 24 divisors (see below), whose sum is σ = 3763200. Its totient is φ = 990288.

The previous prime is 2064427. The next prime is 2064431. The reversal of 2064428 is 8244602.

It is a junction number, because it is equal to n+sod(n) for n = 2064397 and 2064406.

It is not an unprimeable number, because it can be changed into a prime (2064421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14783 + ... + 14921.

It is an arithmetic number, because the mean of its divisors is an integer number (156800).

2^2064428 is an apocalyptic number.

It is an amenable number.

2064428 is a deficient number, since it is larger than the sum of its proper divisors (1698772).

2064428 is a wasteful number, since it uses less digits than its factorization.

2064428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269 (or 267 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 2064428 is about 1436.8117482816. The cubic root of 2064428 is about 127.3307352765.

The spelling of 2064428 in words is "two million, sixty-four thousand, four hundred twenty-eight".