52306432 has 20 divisors (see below), whose sum is σ = 104511726. Its totient is φ = 26152960.

The previous prime is 52306427. The next prime is 52306451. The reversal of 52306432 is 23460325.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 29419776 + 22886656 = 5424^2 + 4784^2 .

It is a junction number, because it is equal to n+sod(n) for n = 52306397 and 52306406.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50569 + ... + 51592.

Almost surely, 2^52306432 is an apocalyptic number.

It is an amenable number.

52306432 is a deficient number, since it is larger than the sum of its proper divisors (52205294).

52306432 is an equidigital number, since it uses as much as digits as its factorization.

52306432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102179 (or 102163 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 52306432 is about 7232.3185770540. The cubic root of 52306432 is about 373.9828602248.

Adding to 52306432 its reverse (23460325), we get a palindrome (75766757).

The spelling of 52306432 in words is "fifty-two million, three hundred six thousand, four hundred thirty-two".