53225646 has 16 divisors (see below), whose sum is σ = 107549904. Its totient is φ = 17558784.

The previous prime is 53225639. The next prime is 53225651. The reversal of 53225646 is 64652235.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45145 + ... + 46308.

It is an arithmetic number, because the mean of its divisors is an integer number (6721869).

Almost surely, 2^53225646 is an apocalyptic number.

53225646 is an abundant number, since it is smaller than the sum of its proper divisors (54324258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53225646 is a wasteful number, since it uses less digits than its factorization.

53225646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91555.

The product of its digits is 43200, while the sum is 33.

The square root of 53225646 is about 7295.5908602388. The cubic root of 53225646 is about 376.1608966974.

The spelling of 53225646 in words is "fifty-three million, two hundred twenty-five thousand, six hundred forty-six".