652412420 has 48 divisors (see below), whose sum is σ = 1546171200. Its totient is φ = 229057920.

The previous prime is 652412419. The next prime is 652412437. The reversal of 652412420 is 24214256.

It is a self number, because there is not a number n which added to its sum of digits gives 652412420.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44750 + ... + 57509.

It is an arithmetic number, because the mean of its divisors is an integer number (32211900).

Almost surely, 2^652412420 is an apocalyptic number.

It is an amenable number.

652412420 is an abundant number, since it is smaller than the sum of its proper divisors (893758780).

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

652412420 is a wasteful number, since it uses less digits than its factorization.

652412420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102308 (or 102306 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 652412420 is about 25542.3651998009. The cubic root of 652412420 is about 867.3094399929.

Adding to 652412420 its reverse (24214256), we get a palindrome (676626676).

The spelling of 652412420 in words is "six hundred fifty-two million, four hundred twelve thousand, four hundred twenty".