10506432 has 28 divisors (see below), whose sum is σ = 27798776. Its totient is φ = 3502080.

The previous prime is 10506421. The next prime is 10506451. The reversal of 10506432 is 23460501.

It is a happy number.

It is a super-2 number, since 2×10506432² = 220770226741248, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10506399 and 10506408.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27169 + ... + 27552.

Almost surely, 2^10506432 is an apocalyptic number.

10506432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10506432 is an abundant number, since it is smaller than the sum of its proper divisors (17292344).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10506432 is an equidigital number, since it uses as much as digits as its factorization.

10506432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54736 (or 54726 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 10506432 is about 3241.3626764063. The cubic root of 10506432 is about 219.0206606725.

Adding to 10506432 its reverse (23460501), we get a palindrome (33966933).

The spelling of 10506432 in words is "ten million, five hundred six thousand, four hundred thirty-two".