53221062 has 16 divisors (see below), whose sum is σ = 106762032. Its totient is φ = 17687040.

The previous prime is 53221043. The next prime is 53221073. The reversal of 53221062 is 26012235.

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, 11139 + ... + 15182.

It is an arithmetic number, because the mean of its divisors is an integer number (6672627).

Almost surely, 2^53221062 is an apocalyptic number.

53221062 is an abundant number, since it is smaller than the sum of its proper divisors (53540970).

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

53221062 is a wasteful number, since it uses less digits than its factorization.

53221062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26663.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 53221062 is about 7295.2766911201. The cubic root of 53221062 is about 376.1500975733.

Adding to 53221062 its reverse (26012235), we get a palindrome (79233297).

The spelling of 53221062 in words is "fifty-three million, two hundred twenty-one thousand, sixty-two".