52426432 has 56 divisors (see below), whose sum is σ = 110093760. Its totient is φ = 24729600.

The previous prime is 52426427. The next prime is 52426433. The reversal of 52426432 is 23462425.

It is a self number, because there is not a number n which added to its sum of digits gives 52426432.

It is not an unprimeable number, because it can be changed into a prime (52426433) 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, 86932 + ... + 87532.

It is an arithmetic number, because the mean of its divisors is an integer number (1965960).

Almost surely, 2^52426432 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 52426432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55046880).

52426432 is an abundant number, since it is smaller than the sum of its proper divisors (57667328).

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

52426432 is a wasteful number, since it uses less digits than its factorization.

52426432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 689 (or 679 counting only the distinct ones).

The product of its digits is 11520, while the sum is 28.

The square root of 52426432 is about 7240.6099190607. The cubic root of 52426432 is about 374.2686355806.

Adding to 52426432 its reverse (23462425), we get a palindrome (75888857).

The spelling of 52426432 in words is "fifty-two million, four hundred twenty-six thousand, four hundred thirty-two".