537701820 has 96 divisors (see below), whose sum is σ = 1621831680. Its totient is φ = 132718080.

The previous prime is 537701807. The next prime is 537701821. The reversal of 537701820 is 28107735.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (537701821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36496 + ... + 49064.

It is an arithmetic number, because the mean of its divisors is an integer number (16894080).

Almost surely, 2^537701820 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 537701820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (810915840).

537701820 is an abundant number, since it is smaller than the sum of its proper divisors (1084129860).

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

537701820 is a wasteful number, since it uses less digits than its factorization.

537701820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12635 (or 12633 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 33.

The square root of 537701820 is about 23188.3983922995. The cubic root of 537701820 is about 813.1684162774.

The spelling of 537701820 in words is "five hundred thirty-seven million, seven hundred one thousand, eight hundred twenty".