2628867 has 8 divisors (see below), whose sum is σ = 3513024. Its totient is φ = 1748648.

The previous prime is 2628839. The next prime is 2628889. The reversal of 2628867 is 7688262.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2628867 - 2¹² = 2624771 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2628817) 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, 1408 + ... + 2690.

It is an arithmetic number, because the mean of its divisors is an integer number (439128).

2^2628867 is an apocalyptic number.

2628867 is a deficient number, since it is larger than the sum of its proper divisors (884157).

2628867 is a wasteful number, since it uses less digits than its factorization.

2628867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1969.

The product of its digits is 64512, while the sum is 39.

The square root of 2628867 is about 1621.3781175284. The cubic root of 2628867 is about 138.0139137410.

The spelling of 2628867 in words is "two million, six hundred twenty-eight thousand, eight hundred sixty-seven".