652293394 has 4 divisors (see below), whose sum is σ = 978440094. Its totient is φ = 326146696.

The previous prime is 652293377. The next prime is 652293403. The reversal of 652293394 is 493392256.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 395492769 + 256800625 = 19887^2 + 16025^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 652293394.

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 as a sum of consecutive naturals, namely, 163073347 + ... + 163073350.

Almost surely, 2^652293394 is an apocalyptic number.

652293394 is a deficient number, since it is larger than the sum of its proper divisors (326146700).

652293394 is a wasteful number, since it uses less digits than its factorization.

652293394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326146699.

The product of its digits is 349920, while the sum is 43.

The square root of 652293394 is about 25540.0351213541. The cubic root of 652293394 is about 867.2566928610.

The spelling of 652293394 in words is "six hundred fifty-two million, two hundred ninety-three thousand, three hundred ninety-four".