52633439 has 6 divisors (see below), whose sum is σ = 55549800. Its totient is φ = 49862916.

The previous prime is 52633433. The next prime is 52633457. The reversal of 52633439 is 93433625.

It is a de Polignac number, because none of the positive numbers 2^k-52633439 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52633399 and 52633408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52633433) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 72539 + ... + 73260.

It is an arithmetic number, because the mean of its divisors is an integer number (9258300).

Almost surely, 2^52633439 is an apocalyptic number.

52633439 is a deficient number, since it is larger than the sum of its proper divisors (2916361).

52633439 is a wasteful number, since it uses less digits than its factorization.

52633439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145837 (or 145818 counting only the distinct ones).

The product of its digits is 58320, while the sum is 35.

The square root of 52633439 is about 7254.8906952483. The cubic root of 52633439 is about 374.7605914850.

The spelling of 52633439 in words is "fifty-two million, six hundred thirty-three thousand, four hundred thirty-nine".