53307229 has 8 divisors (see below), whose sum is σ = 55443872. Its totient is φ = 51211440.

The previous prime is 53307227. The next prime is 53307239. The reversal of 53307229 is 92270335.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53307229 - 2¹ = 53307227 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53307229.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53307227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7539 + ... + 12784.

It is an arithmetic number, because the mean of its divisors is an integer number (6930484).

Almost surely, 2^53307229 is an apocalyptic number.

It is an amenable number.

53307229 is a deficient number, since it is larger than the sum of its proper divisors (2136643).

53307229 is a wasteful number, since it uses less digits than its factorization.

53307229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20427.

The product of its (nonzero) digits is 11340, while the sum is 31.

The square root of 53307229 is about 7301.1799731276. The cubic root of 53307229 is about 376.3529887346.

The spelling of 53307229 in words is "fifty-three million, three hundred seven thousand, two hundred twenty-nine".