7255250 has 16 divisors (see below), whose sum is σ = 13582296. Its totient is φ = 2902000.

The previous prime is 7255247. The next prime is 7255253. The reversal of 7255250 is 525527.

It is an interprime number because it is at equal distance from previous prime (7255247) and next prime (7255253).

It can be written as a sum of positive squares in 4 ways, for example, as 4456321 + 2798929 = 2111^2 + 1673^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (7255253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14261 + ... + 14760.

Almost surely, 2^7255250 is an apocalyptic number.

7255250 is a deficient number, since it is larger than the sum of its proper divisors (6327046).

7255250 is a wasteful number, since it uses less digits than its factorization.

7255250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29038 (or 29028 counting only the distinct ones).

The product of its (nonzero) digits is 3500, while the sum is 26.

The square root of 7255250 is about 2693.5571276659. The cubic root of 7255250 is about 193.5905382360.

The spelling of 7255250 in words is "seven million, two hundred fifty-five thousand, two hundred fifty".