2625320 has 16 divisors (see below), whose sum is σ = 5907060. Its totient is φ = 1050112.

The previous prime is 2625317. The next prime is 2625349. The reversal of 2625320 is 235262.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2617924 + 7396 = 1618^2 + 86^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a d-powerful number, because it can be written as 2⁹ + 6³ + 2¹⁹ + 5⁵ + 3³ + 2²¹ + 0 .

It is a junction number, because it is equal to n+sod(n) for n = 2625292 and 2625301.

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, 32777 + ... + 32856.

2^2625320 is an apocalyptic number.

2625320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2625320 is an abundant number, since it is smaller than the sum of its proper divisors (3281740).

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

2625320 is a wasteful number, since it uses less digits than its factorization.

2625320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65644 (or 65640 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 2625320 is about 1620.2839257365. The cubic root of 2625320 is about 137.9518140245.

The spelling of 2625320 in words is "two million, six hundred twenty-five thousand, three hundred twenty".