2628320 has 24 divisors (see below), whose sum is σ = 6209784. Its totient is φ = 1051264.

The previous prime is 2628277. The next prime is 2628331. The reversal of 2628320 is 238262.

It is a congruent number.

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, 8054 + ... + 8373.

It is an arithmetic number, because the mean of its divisors is an integer number (258741).

2^2628320 is an apocalyptic number.

2628320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2628320 is an abundant number, since it is smaller than the sum of its proper divisors (3581464).

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

2628320 is a wasteful number, since it uses less digits than its factorization.

2628320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16442 (or 16434 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 2628320 is about 1621.2094250898. The cubic root of 2628320 is about 138.0043406882.

The spelling of 2628320 in words is "two million, six hundred twenty-eight thousand, three hundred twenty".