2028456267 has 16 divisors (see below), whose sum is σ = 2714880000. Its totient is φ = 1347179904.

The previous prime is 2028456259. The next prime is 2028456277. The reversal of 2028456267 is 7626548202.

It is not a de Polignac number, because 2028456267 - 2³ = 2028456259 is a prime.

It is a super-2 number, since 2×2028456267² = 8229269654263150578, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2028456247) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1449234 + ... + 1450632.

It is an arithmetic number, because the mean of its divisors is an integer number (169680000).

Almost surely, 2^2028456267 is an apocalyptic number.

2028456267 is a deficient number, since it is larger than the sum of its proper divisors (686423733).

2028456267 is a wasteful number, since it uses less digits than its factorization.

2028456267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2890.

The product of its (nonzero) digits is 322560, while the sum is 42.

The square root of 2028456267 is about 45038.3865941044. The cubic root of 2028456267 is about 1265.8683736431.

The spelling of 2028456267 in words is "two billion, twenty-eight million, four hundred fifty-six thousand, two hundred sixty-seven".