53538222 has 16 divisors (see below), whose sum is σ = 107148672. Its totient is φ = 17834040.

The previous prime is 53538211. The next prime is 53538239. The reversal of 53538222 is 22283535.

It is a self number, because there is not a number n which added to its sum of digits gives 53538222.

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, 14197 + ... + 17567.

It is an arithmetic number, because the mean of its divisors is an integer number (6696792).

Almost surely, 2^53538222 is an apocalyptic number.

53538222 is an abundant number, since it is smaller than the sum of its proper divisors (53610450).

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

53538222 is a wasteful number, since it uses less digits than its factorization.

53538222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6023.

The product of its digits is 14400, while the sum is 30.

The square root of 53538222 is about 7316.9817547948. The cubic root of 53538222 is about 376.8958146580.

The spelling of 53538222 in words is "fifty-three million, five hundred thirty-eight thousand, two hundred twenty-two".