52321434 has 64 divisors (see below), whose sum is σ = 118444032. Its totient is φ = 15272000.

The previous prime is 52321433. The next prime is 52321471. The reversal of 52321434 is 43412325.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (52321433) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 313219 + ... + 313385.

It is an arithmetic number, because the mean of its divisors is an integer number (1850688).

Almost surely, 2^52321434 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52321434, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59222016).

52321434 is an abundant number, since it is smaller than the sum of its proper divisors (66122598).

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

52321434 is a wasteful number, since it uses less digits than its factorization.

52321434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331.

The product of its digits is 2880, while the sum is 24.

The square root of 52321434 is about 7233.3556528073. The cubic root of 52321434 is about 374.0186107966.

Adding to 52321434 its reverse (43412325), we get a palindrome (95733759).

It can be divided in two parts, 5232 and 1434, that added together give a palindrome (6666).

The spelling of 52321434 in words is "fifty-two million, three hundred twenty-one thousand, four hundred thirty-four".