10661432 has 16 divisors (see below), whose sum is σ = 21042600. Its totient is φ = 5050080.

The previous prime is 10661423. The next prime is 10661449. The reversal of 10661432 is 23416601.

It is a happy number.

It is a super-2 number, since 2×10661432² = 227332264581248, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10661398 and 10661407.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34919 + ... + 35222.

Almost surely, 2^10661432 is an apocalyptic number.

It is an amenable number.

10661432 is a deficient number, since it is larger than the sum of its proper divisors (10381168).

10661432 is a wasteful number, since it uses less digits than its factorization.

10661432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70166 (or 70162 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 10661432 is about 3265.1848339719. The cubic root of 10661432 is about 220.0924680165.

The spelling of 10661432 in words is "ten million, six hundred sixty-one thousand, four hundred thirty-two".