52920433 has 4 divisors (see below), whose sum is σ = 52964928. Its totient is φ = 52875940.

The previous prime is 52920431. The next prime is 52920451. The reversal of 52920433 is 33402925.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 52920433 - 2¹ = 52920431 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52920431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20413 + ... + 22858.

It is an arithmetic number, because the mean of its divisors is an integer number (13241232).

Almost surely, 2^52920433 is an apocalyptic number.

It is an amenable number.

52920433 is a deficient number, since it is larger than the sum of its proper divisors (44495).

52920433 is a wasteful number, since it uses less digits than its factorization.

52920433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44494.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 52920433 is about 7274.6431527601. The cubic root of 52920433 is about 375.4405087066.

The spelling of 52920433 in words is "fifty-two million, nine hundred twenty thousand, four hundred thirty-three".