52236779 has 4 divisors (see below), whose sum is σ = 59699184. Its totient is φ = 44774376.

The previous prime is 52236763. The next prime is 52236809. The reversal of 52236779 is 97763225.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 52236779 - 2⁴ = 52236763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52236739) 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, 3731192 + ... + 3731205.

It is an arithmetic number, because the mean of its divisors is an integer number (14924796).

Almost surely, 2^52236779 is an apocalyptic number.

52236779 is a deficient number, since it is larger than the sum of its proper divisors (7462405).

52236779 is an equidigital number, since it uses as much as digits as its factorization.

52236779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7462404.

The product of its digits is 158760, while the sum is 41.

The square root of 52236779 is about 7227.5015738497. The cubic root of 52236779 is about 373.8167837767.

The spelling of 52236779 in words is "fifty-two million, two hundred thirty-six thousand, seven hundred seventy-nine".