652442394 has 8 divisors (see below), whose sum is σ = 1304884800. Its totient is φ = 217480796.

The previous prime is 652442383. The next prime is 652442411. The reversal of 652442394 is 493244256.

It is a sphenic number, since it is the product of 3 distinct primes.

652442394 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54370194 + ... + 54370205.

It is an arithmetic number, because the mean of its divisors is an integer number (163110600).

Almost surely, 2^652442394 is an apocalyptic number.

652442394 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

652442394 is a wasteful number, since it uses less digits than its factorization.

652442394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108740404.

The product of its digits is 207360, while the sum is 39.

The square root of 652442394 is about 25542.9519437359. The cubic root of 652442394 is about 867.3227221512.

The spelling of 652442394 in words is "six hundred fifty-two million, four hundred forty-two thousand, three hundred ninety-four".