618734852 has 12 divisors (see below), whose sum is σ = 1086904896. Its totient is φ = 308190600.

The previous prime is 618734843. The next prime is 618734887. The reversal of 618734852 is 258437816.

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, 293024 + ... + 295127.

It is an arithmetic number, because the mean of its divisors is an integer number (90575408).

Almost surely, 2^618734852 is an apocalyptic number.

It is an amenable number.

618734852 is a deficient number, since it is larger than the sum of its proper divisors (468170044).

618734852 is a wasteful number, since it uses less digits than its factorization.

618734852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 588418 (or 588416 counting only the distinct ones).

The product of its digits is 322560, while the sum is 44.

The square root of 618734852 is about 24874.3814395454. The cubic root of 618734852 is about 852.1215065453.

The spelling of 618734852 in words is "six hundred eighteen million, seven hundred thirty-four thousand, eight hundred fifty-two".