52280633 has 4 divisors (see below), whose sum is σ = 54553728. Its totient is φ = 50007540.

The previous prime is 52280581. The next prime is 52280639. The reversal of 52280633 is 33608225.

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 52280633 - 2¹⁴ = 52264249 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 52280596 and 52280605.

It is not an unprimeable number, because it can be changed into a prime (52280639) 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, 1136513 + ... + 1136558.

It is an arithmetic number, because the mean of its divisors is an integer number (13638432).

Almost surely, 2^52280633 is an apocalyptic number.

It is an amenable number.

52280633 is a deficient number, since it is larger than the sum of its proper divisors (2273095).

52280633 is a wasteful number, since it uses less digits than its factorization.

52280633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2273094.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 52280633 is about 7230.5347658386. The cubic root of 52280633 is about 373.9213638328.

Adding to 52280633 its reverse (33608225), we get a palindrome (85888858).

The spelling of 52280633 in words is "fifty-two million, two hundred eighty thousand, six hundred thirty-three".