2525706 has 12 divisors (see below), whose sum is σ = 5472402. Its totient is φ = 841896.

The previous prime is 2525701. The next prime is 2525711. The reversal of 2525706 is 6075252.

It is an interprime number because it is at equal distance from previous prime (2525701) and next prime (2525711).

It can be written as a sum of positive squares in only one way, i.e., 1404225 + 1121481 = 1185^2 + 1059^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2525706.

It is not an unprimeable number, because it can be changed into a prime (2525701) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 70141 + ... + 70176.

2^2525706 is an apocalyptic number.

2525706 is an abundant number, since it is smaller than the sum of its proper divisors (2946696).

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

2525706 is a wasteful number, since it uses less digits than its factorization.

2525706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140325 (or 140322 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 2525706 is about 1589.2469915026. The cubic root of 2525706 is about 136.1844742858.

The spelling of 2525706 in words is "two million, five hundred twenty-five thousand, seven hundred six".