9972250 has 32 divisors (see below), whose sum is σ = 18886608. Its totient is φ = 3942400.

The previous prime is 9972241. The next prime is 9972329. The reversal of 9972250 is 522799.

It can be written as a sum of positive squares in 8 ways, for example, as 368449 + 9603801 = 607^2 + 3099^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28074 + ... + 28426.

Almost surely, 2^9972250 is an apocalyptic number.

9972250 is a deficient number, since it is larger than the sum of its proper divisors (8914358).

9972250 is a wasteful number, since it uses less digits than its factorization.

9972250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483 (or 473 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 34.

The square root of 9972250 is about 3157.8869517448. The cubic root of 9972250 is about 215.2439991708.

The spelling of 9972250 in words is "nine million, nine hundred seventy-two thousand, two hundred fifty".