9271252 has 6 divisors (see below), whose sum is σ = 16224698. Its totient is φ = 4635624.

The previous prime is 9271217. The next prime is 9271253. The reversal of 9271252 is 2521729.

It can be written as a sum of positive squares in only one way, i.e., 7322436 + 1948816 = 2706^2 + 1396^2 .

It is a super-2 number, since 2×9271252² = 171912227295008, which contains 22 as substring.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 9271252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9271253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1158903 + ... + 1158910.

Almost surely, 2^9271252 is an apocalyptic number.

It is an amenable number.

9271252 is a deficient number, since it is larger than the sum of its proper divisors (6953446).

9271252 is a wasteful number, since it uses less digits than its factorization.

9271252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2317817 (or 2317815 counting only the distinct ones).

The product of its digits is 2520, while the sum is 28.

The square root of 9271252 is about 3044.8730679619. The cubic root of 9271252 is about 210.0774619751.

The spelling of 9271252 in words is "nine million, two hundred seventy-one thousand, two hundred fifty-two".