52226439 has 4 divisors (see below), whose sum is σ = 69635256. Its totient is φ = 34817624.

The previous prime is 52226423. The next prime is 52226443. The reversal of 52226439 is 93462225.

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 52226439 - 2⁴ = 52226423 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52226479) 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, 8704404 + ... + 8704409.

It is an arithmetic number, because the mean of its divisors is an integer number (17408814).

Almost surely, 2^52226439 is an apocalyptic number.

52226439 is a deficient number, since it is larger than the sum of its proper divisors (17408817).

52226439 is a wasteful number, since it uses less digits than its factorization.

52226439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17408816.

The product of its digits is 25920, while the sum is 33.

The square root of 52226439 is about 7226.7862151858. The cubic root of 52226439 is about 373.7921171166.

The spelling of 52226439 in words is "fifty-two million, two hundred twenty-six thousand, four hundred thirty-nine".