52106432 has 56 divisors (see below), whose sum is σ = 119384064. Its totient is φ = 22102272.

The previous prime is 52106423. The next prime is 52106437. The reversal of 52106432 is 23460125.

It is a tau number, because it is divible by the number of its divisors (56).

It is a junction number, because it is equal to n+sod(n) for n = 52106398 and 52106407.

It is not an unprimeable number, because it can be changed into a prime (52106437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47393 + ... + 48479.

Almost surely, 2^52106432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52106432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59692032).

52106432 is an abundant number, since it is smaller than the sum of its proper divisors (67277632).

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

52106432 is a wasteful number, since it uses less digits than its factorization.

52106432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1213 (or 1203 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 52106432 is about 7218.4785100463. The cubic root of 52106432 is about 373.5055951067.

Adding to 52106432 its reverse (23460125), we get a palindrome (75566557).

The spelling of 52106432 in words is "fifty-two million, one hundred six thousand, four hundred thirty-two".