537795720 has 512 divisors, whose sum is σ = 2322432000. Its totient is φ = 107412480.

The previous prime is 537795701. The next prime is 537795757. The reversal of 537795720 is 27597735.

It is a happy number.

537795720 is a `hidden beast` number, since 5 + 3 + 7 + 79 + 572 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 2411529 + ... + 2411751.

It is an arithmetic number, because the mean of its divisors is an integer number (4536000).

Almost surely, 2^537795720 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 537795720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1161216000).

537795720 is an abundant number, since it is smaller than the sum of its proper divisors (1784636280).

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

537795720 is a wasteful number, since it uses less digits than its factorization.

537795720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290 (or 280 counting only the distinct ones).

The product of its (nonzero) digits is 463050, while the sum is 45.

The square root of 537795720 is about 23190.4230233086. The cubic root of 537795720 is about 813.2157486260.

The spelling of 537795720 in words is "five hundred thirty-seven million, seven hundred ninety-five thousand, seven hundred twenty".