2625345 has 16 divisors (see below), whose sum is σ = 4667520. Its totient is φ = 1400112.

The previous prime is 2625317. The next prime is 2625349. The reversal of 2625345 is 5435262.

2625345 is a `hidden beast` number, since 2 + 625 + 34 + 5 = 666.

It is not a de Polignac number, because 2625345 - 2⁵ = 2625313 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a d-powerful number, because it can be written as 2¹¹ + 6² + 2¹⁹ + 5⁷ + 3⁷ + 4⁸ + 5⁹ .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2625349) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9589 + ... + 9858.

It is an arithmetic number, because the mean of its divisors is an integer number (291720).

2^2625345 is an apocalyptic number.

It is an amenable number.

2625345 is a deficient number, since it is larger than the sum of its proper divisors (2042175).

2625345 is a wasteful number, since it uses less digits than its factorization.

2625345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19461 (or 19455 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 2625345 is about 1620.2916404154. The cubic root of 2625345 is about 137.9522519120.

The spelling of 2625345 in words is "two million, six hundred twenty-five thousand, three hundred forty-five".