537552220 has 12 divisors (see below), whose sum is σ = 1128859704. Its totient is φ = 215020880.

The previous prime is 537552193. The next prime is 537552233. The reversal of 537552220 is 22255735.

537552220 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13438786 + ... + 13438825.

It is an arithmetic number, because the mean of its divisors is an integer number (94071642).

Almost surely, 2^537552220 is an apocalyptic number.

It is an amenable number.

537552220 is an abundant number, since it is smaller than the sum of its proper divisors (591307484).

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

537552220 is a wasteful number, since it uses less digits than its factorization.

537552220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26877620 (or 26877618 counting only the distinct ones).

The product of its (nonzero) digits is 21000, while the sum is 31.

The square root of 537552220 is about 23185.1724168702. The cubic root of 537552220 is about 813.0929957412.

The spelling of 537552220 in words is "five hundred thirty-seven million, five hundred fifty-two thousand, two hundred twenty".