52437229 has 4 divisors (see below), whose sum is σ = 56470876. Its totient is φ = 48403584.

The previous prime is 52437199. The next prime is 52437239. The reversal of 52437229 is 92273425.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 16016004 + 36421225 = 4002^2 + 6035^2 .

It is a cyclic number.

It is not a de Polignac number, because 52437229 - 2²³ = 44048621 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52437194 and 52437203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52437239) 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, 2016804 + ... + 2016829.

It is an arithmetic number, because the mean of its divisors is an integer number (14117719).

Almost surely, 2^52437229 is an apocalyptic number.

It is an amenable number.

52437229 is a deficient number, since it is larger than the sum of its proper divisors (4033647).

52437229 is a wasteful number, since it uses less digits than its factorization.

52437229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4033646.

The product of its digits is 30240, while the sum is 34.

The square root of 52437229 is about 7241.3554670379. The cubic root of 52437229 is about 374.2943268266.

The spelling of 52437229 in words is "fifty-two million, four hundred thirty-seven thousand, two hundred twenty-nine".