7252250 has 16 divisors (see below), whose sum is σ = 13576680. Its totient is φ = 2900800.

The previous prime is 7252237. The next prime is 7252253. The reversal of 7252250 is 522527.

It is a Cunningham number, because it is equal to 2693²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 896809 + 6355441 = 947^2 + 2521^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7252253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14255 + ... + 14754.

Almost surely, 2^7252250 is an apocalyptic number.

7252250 is a deficient number, since it is larger than the sum of its proper divisors (6324430).

7252250 is a wasteful number, since it uses less digits than its factorization.

7252250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29026 (or 29016 counting only the distinct ones).

The product of its (nonzero) digits is 1400, while the sum is 23.

The square root of 7252250 is about 2693.0001856665. Note that the first 3 decimals coincide. The cubic root of 7252250 is about 193.5638517363.

Adding to 7252250 its reverse (522527), we get a palindrome (7774777).

The spelling of 7252250 in words is "seven million, two hundred fifty-two thousand, two hundred fifty".