52433977 has 4 divisors (see below), whose sum is σ = 55193680. Its totient is φ = 49674276.

The previous prime is 52433963. The next prime is 52433981. The reversal of 52433977 is 77933425.

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 a de Polignac number, because none of the positive numbers 2^k-52433977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52433987) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1379823 + ... + 1379860.

It is an arithmetic number, because the mean of its divisors is an integer number (13798420).

Almost surely, 2^52433977 is an apocalyptic number.

It is an amenable number.

52433977 is a deficient number, since it is larger than the sum of its proper divisors (2759703).

52433977 is a wasteful number, since it uses less digits than its factorization.

52433977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2759702.

The product of its digits is 158760, while the sum is 40.

The square root of 52433977 is about 7241.1309199599. The cubic root of 52433977 is about 374.2865891286.

The spelling of 52433977 in words is "fifty-two million, four hundred thirty-three thousand, nine hundred seventy-seven".