537533696 has 72 divisors (see below), whose sum is σ = 1242097920. Its totient is φ = 227395584.

The previous prime is 537533681. The next prime is 537533749. The reversal of 537533696 is 696335735.

It is a self number, because there is not a number n which added to its sum of digits gives 537533696.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139670 + ... + 143466.

It is an arithmetic number, because the mean of its divisors is an integer number (17251360).

Almost surely, 2^537533696 is an apocalyptic number.

537533696 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 537533696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (621048960).

537533696 is an abundant number, since it is smaller than the sum of its proper divisors (704564224).

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

537533696 is an equidigital number, since it uses as much as digits as its factorization.

537533696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3899 (or 3885 counting only the distinct ones).

The product of its digits is 1530900, while the sum is 47.

The square root of 537533696 is about 23184.7729339754. The cubic root of 537533696 is about 813.0836559307.

The spelling of 537533696 in words is "five hundred thirty-seven million, five hundred thirty-three thousand, six hundred ninety-six".