53225447 has 8 divisors (see below), whose sum is σ = 58119552. Its totient is φ = 48340600.

The previous prime is 53225437. The next prime is 53225449. The reversal of 53225447 is 74452235.

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

It is not a de Polignac number, because 53225447 - 2⁸ = 53225191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53225449) 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, 16172 + ... + 19182.

It is an arithmetic number, because the mean of its divisors is an integer number (7264944).

Almost surely, 2^53225447 is an apocalyptic number.

53225447 is a deficient number, since it is larger than the sum of its proper divisors (4894105).

53225447 is a wasteful number, since it uses less digits than its factorization.

53225447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4629.

The product of its digits is 33600, while the sum is 32.

The square root of 53225447 is about 7295.5772218516. The cubic root of 53225447 is about 376.1604279001.

The spelling of 53225447 in words is "fifty-three million, two hundred twenty-five thousand, four hundred forty-seven".