652538412 has 36 divisors (see below), whose sum is σ = 1684571616. Its totient is φ = 212884320.

The previous prime is 652538399. The next prime is 652538417. The reversal of 652538412 is 214835256.

652538412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (652538417) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 191139 + ... + 194522.

It is an arithmetic number, because the mean of its divisors is an integer number (46793656).

Almost surely, 2^652538412 is an apocalyptic number.

It is an amenable number.

652538412 is an abundant number, since it is smaller than the sum of its proper divisors (1032033204).

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

652538412 is a wasteful number, since it uses less digits than its factorization.

652538412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 385718 (or 385713 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 652538412 is about 25544.8314145934. The cubic root of 652538412 is about 867.3652671631.

The spelling of 652538412 in words is "six hundred fifty-two million, five hundred thirty-eight thousand, four hundred twelve".