10531232 has 12 divisors (see below), whose sum is σ = 20733426. Its totient is φ = 5265600.

The previous prime is 10531231. The next prime is 10531237. The reversal of 10531232 is 23213501.

It can be written as a sum of positive squares in only one way, i.e., 10471696 + 59536 = 3236^2 + 244^2 .

It is a super-2 number, since 2×10531232² = 221813694875648, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10531232.

It is not an unprimeable number, because it can be changed into a prime (10531231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164519 + ... + 164582.

Almost surely, 2^10531232 is an apocalyptic number.

It is an amenable number.

10531232 is a deficient number, since it is larger than the sum of its proper divisors (10202194).

10531232 is an equidigital number, since it uses as much as digits as its factorization.

10531232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329111 (or 329103 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 10531232 is about 3245.1859730992. The cubic root of 10531232 is about 219.1928550071.

Adding to 10531232 its reverse (23213501), we get a palindrome (33744733).

The spelling of 10531232 in words is "ten million, five hundred thirty-one thousand, two hundred thirty-two".