2628594 has 12 divisors (see below), whose sum is σ = 5695326. Its totient is φ = 876192.

The previous prime is 2628581. The next prime is 2628599. The reversal of 2628594 is 4958262.

It is a happy number.

2628594 is a `hidden beast` number, since 2 + 62 + 8 + 594 = 666.

2628594 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 1996569 + 632025 = 1413^2 + 795^2 .

It is not an unprimeable number, because it can be changed into a prime (2628599) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 72999 + ... + 73034.

2^2628594 is an apocalyptic number.

2628594 is an abundant number, since it is smaller than the sum of its proper divisors (3066732).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2628594 is a wasteful number, since it uses less digits than its factorization.

2628594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146041 (or 146038 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 2628594 is about 1621.2939277010. The cubic root of 2628594 is about 138.0091361311.

The spelling of 2628594 in words is "two million, six hundred twenty-eight thousand, five hundred ninety-four".