2154028 has 12 divisors (see below), whose sum is σ = 3782800. Its totient is φ = 1073232.

The previous prime is 2154013. The next prime is 2154037. The reversal of 2154028 is 8204512.

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, 625 + ... + 2167.

2^2154028 is an apocalyptic number.

It is an amenable number.

2154028 is a deficient number, since it is larger than the sum of its proper divisors (1628772).

2154028 is a wasteful number, since it uses less digits than its factorization.

2154028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1896 (or 1894 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 2154028 is about 1467.6607237369. The cubic root of 2154028 is about 129.1468391811.

The spelling of 2154028 in words is "two million, one hundred fifty-four thousand, twenty-eight".