2506250 has 24 divisors (see below), whose sum is σ = 4710636. Its totient is φ = 1000000.

The previous prime is 2506223. The next prime is 2506253. The reversal of 2506250 is 526052.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 361 + 2505889 = 19^2 + 1583^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2506253) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6050 + ... + 6450.

2^2506250 is an apocalyptic number.

2506250 is a deficient number, since it is larger than the sum of its proper divisors (2204386).

2506250 is an frugal number, since it uses more digits than its factorization.

2506250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428 (or 408 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 2506250 is about 1583.1140198988. The cubic root of 2506250 is about 135.8338874438.

It can be divided in two parts, 250 and 6250, that multiplied together give a square (1562500 = 1250²).

The spelling of 2506250 in words is "two million, five hundred six thousand, two hundred fifty".