652240412 has 24 divisors (see below), whose sum is σ = 1149943536. Its totient is φ = 323693568.

The previous prime is 652240399. The next prime is 652240427. The reversal of 652240412 is 214042256.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 526658 + ... + 527894.

It is an arithmetic number, because the mean of its divisors is an integer number (47914314).

Almost surely, 2^652240412 is an apocalyptic number.

It is an amenable number.

652240412 is a deficient number, since it is larger than the sum of its proper divisors (497703124).

652240412 is a wasteful number, since it uses less digits than its factorization.

652240412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2117 (or 2115 counting only the distinct ones).

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

The square root of 652240412 is about 25538.9978660088. The cubic root of 652240412 is about 867.2332114856.

Adding to 652240412 its reverse (214042256), we get a palindrome (866282668).

The spelling of 652240412 in words is "six hundred fifty-two million, two hundred forty thousand, four hundred twelve".