52400433 has 8 divisors (see below), whose sum is σ = 69902496. Its totient is φ = 34916000.

The previous prime is 52400431. The next prime is 52400449. The reversal of 52400433 is 33400425.

It is a happy number.

52400433 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52400433 - 2¹ = 52400431 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52400431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6133 + ... + 11933.

It is an arithmetic number, because the mean of its divisors is an integer number (8737812).

Almost surely, 2^52400433 is an apocalyptic number.

It is an amenable number.

52400433 is a deficient number, since it is larger than the sum of its proper divisors (17502063).

52400433 is a wasteful number, since it uses less digits than its factorization.

52400433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8815.

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 52400433 is about 7238.8143366162. The cubic root of 52400433 is about 374.2067570024.

Adding to 52400433 its reverse (33400425), we get a palindrome (85800858).

The spelling of 52400433 in words is "fifty-two million, four hundred thousand, four hundred thirty-three".