65827020 has 192 divisors, whose sum is σ = 226759680. Its totient is φ = 13934592.

The previous prime is 65826997. The next prime is 65827037. The reversal of 65827020 is 2072856.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 582484 + ... + 582596.

It is an arithmetic number, because the mean of its divisors is an integer number (1181040).

Almost surely, 2^65827020 is an apocalyptic number.

65827020 is a gapful number since it is divisible by the number (60) 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 65827020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (113379840).

65827020 is an abundant number, since it is smaller than the sum of its proper divisors (160932660).

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

65827020 is a wasteful number, since it uses less digits than its factorization.

65827020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224 (or 222 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 65827020 is about 8113.3852367554. The cubic root of 65827020 is about 403.7706357449.

Adding to 65827020 its reverse (2072856), we get a palindrome (67899876).

The spelling of 65827020 in words is "sixty-five million, eight hundred twenty-seven thousand, twenty".