2645250 has 32 divisors (see below), whose sum is σ = 6604416. Its totient is φ = 705200.

The previous prime is 2645239. The next prime is 2645257. The reversal of 2645250 is 525462.

It is a self number, because there is not a number n which added to its sum of digits gives 2645250.

It is not an unprimeable number, because it can be changed into a prime (2645257) 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, 1014 + ... + 2513.

It is an arithmetic number, because the mean of its divisors is an integer number (206388).

2^2645250 is an apocalyptic number.

2645250 is an abundant number, since it is smaller than the sum of its proper divisors (3959166).

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

2645250 is a wasteful number, since it uses less digits than its factorization.

2645250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3547 (or 3537 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 2645250 is about 1626.4224543457. The cubic root of 2645250 is about 138.3000193968.

The spelling of 2645250 in words is "two million, six hundred forty-five thousand, two hundred fifty".