2628567 has 12 divisors (see below), whose sum is σ = 3845920. Its totient is φ = 1729728.

The previous prime is 2628559. The next prime is 2628581. The reversal of 2628567 is 7658262.

It is not a de Polignac number, because 2628567 - 2³ = 2628559 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2628167) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1138 + ... + 2559.

2^2628567 is an apocalyptic number.

2628567 is a deficient number, since it is larger than the sum of its proper divisors (1217353).

2628567 is a wasteful number, since it uses less digits than its factorization.

2628567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3782 (or 3779 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 2628567 is about 1621.2856009969. The cubic root of 2628567 is about 138.0086636023.

The spelling of 2628567 in words is "two million, six hundred twenty-eight thousand, five hundred sixty-seven".