652134638 has 8 divisors (see below), whose sum is σ = 984203688. Its totient is φ = 324066744.

The previous prime is 652134607. The next prime is 652134641. The reversal of 652134638 is 836431256.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 999881 + ... + 1000532.

It is an arithmetic number, because the mean of its divisors is an integer number (123025461).

Almost surely, 2^652134638 is an apocalyptic number.

652134638 is a deficient number, since it is larger than the sum of its proper divisors (332069050).

652134638 is a wasteful number, since it uses less digits than its factorization.

652134638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2000578.

The product of its digits is 103680, while the sum is 38.

The square root of 652134638 is about 25536.9269490281. The cubic root of 652134638 is about 867.1863291382.

The spelling of 652134638 in words is "six hundred fifty-two million, one hundred thirty-four thousand, six hundred thirty-eight".