652977834 has 8 divisors (see below), whose sum is σ = 1305955680. Its totient is φ = 217659276.

The previous prime is 652977823. The next prime is 652977847. The reversal of 652977834 is 438779256.

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

652977834 is an admirable number.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax 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, 54414814 + ... + 54414825.

It is an arithmetic number, because the mean of its divisors is an integer number (163244460).

Almost surely, 2^652977834 is an apocalyptic number.

652977834 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.

652977834 is a wasteful number, since it uses less digits than its factorization.

652977834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108829644.

The product of its digits is 2540160, while the sum is 51.

The square root of 652977834 is about 25553.4309633755. The cubic root of 652977834 is about 867.5599192335.

The spelling of 652977834 in words is "six hundred fifty-two million, nine hundred seventy-seven thousand, eight hundred thirty-four".