652038012 has 84 divisors (see below), whose sum is σ = 1743509880. Its totient is φ = 213194592.

The previous prime is 652038007. The next prime is 652038031. The reversal of 652038012 is 210830256.

652038012 is a `hidden beast` number, since 652 + 0 + 3 + 8 + 0 + 1 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 152439 + ... + 156657.

It is an arithmetic number, because the mean of its divisors is an integer number (20756070).

Almost surely, 2^652038012 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 652038012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (871754940).

652038012 is an abundant number, since it is smaller than the sum of its proper divisors (1091471868).

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

652038012 is a wasteful number, since it uses less digits than its factorization.

652038012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4294 (or 4277 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 652038012 is about 25535.0349911646. The cubic root of 652038012 is about 867.1434970397.

Adding to 652038012 its reverse (210830256), we get a palindrome (862868268).

The spelling of 652038012 in words is "six hundred fifty-two million, thirty-eight thousand, twelve".