10531636 has 12 divisors (see below), whose sum is σ = 19514628. Its totient is φ = 4956032.

The previous prime is 10531627. The next prime is 10531639. The reversal of 10531636 is 63613501.

It can be written as a sum of positive squares in 2 ways, for example, as 7952400 + 2579236 = 2820^2 + 1606^2 .

It is a super-2 number, since 2×10531636² = 221830713672992, 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 10531636.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10531639) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77371 + ... + 77506.

It is an arithmetic number, because the mean of its divisors is an integer number (1626219).

Almost surely, 2^10531636 is an apocalyptic number.

It is an amenable number.

10531636 is a deficient number, since it is larger than the sum of its proper divisors (8982992).

10531636 is a wasteful number, since it uses less digits than its factorization.

10531636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154898 (or 154896 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 10531636 is about 3245.2482185497. The cubic root of 10531636 is about 219.1956578695.

The spelling of 10531636 in words is "ten million, five hundred thirty-one thousand, six hundred thirty-six".