53225213 has 8 divisors (see below), whose sum is σ = 56238720. Its totient is φ = 50232960.

The previous prime is 53225201. The next prime is 53225219. The reversal of 53225213 is 31252235.

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

It is not a de Polignac number, because 53225213 - 2⁶ = 53225149 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53225219) 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, 20 + ... + 10317.

It is an arithmetic number, because the mean of its divisors is an integer number (7029840).

Almost surely, 2^53225213 is an apocalyptic number.

It is an amenable number.

53225213 is a deficient number, since it is larger than the sum of its proper divisors (3013507).

53225213 is a wasteful number, since it uses less digits than its factorization.

53225213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10627.

The product of its digits is 1800, while the sum is 23.

The square root of 53225213 is about 7295.5611847205. The cubic root of 53225213 is about 376.1598766496.

Adding to 53225213 its reverse (31252235), we get a palindrome (84477448).

The spelling of 53225213 in words is "fifty-three million, two hundred twenty-five thousand, two hundred thirteen".