10639532 has 6 divisors (see below), whose sum is σ = 18619188. Its totient is φ = 5319764.

The previous prime is 10639523. The next prime is 10639537. The reversal of 10639532 is 23593601.

It is a super-2 number, since 2×10639532² = 226399282358048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10639495 and 10639504.

It is not an unprimeable number, because it can be changed into a prime (10639537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1329938 + ... + 1329945.

It is an arithmetic number, because the mean of its divisors is an integer number (3103198).

Almost surely, 2^10639532 is an apocalyptic number.

It is an amenable number.

10639532 is a deficient number, since it is larger than the sum of its proper divisors (7979656).

10639532 is a wasteful number, since it uses less digits than its factorization.

10639532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2659887 (or 2659885 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 29.

The square root of 10639532 is about 3261.8295479684. The cubic root of 10639532 is about 219.9416649741.

The spelling of 10639532 in words is "ten million, six hundred thirty-nine thousand, five hundred thirty-two".