618679296 has 110 divisors (see below), whose sum is σ = 1847745020. Its totient is φ = 206198784.

The previous prime is 618679291. The next prime is 618679309. The reversal of 618679296 is 692976816.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (618679291) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 79215 + ... + 86673.

It is an arithmetic number, because the mean of its divisors is an integer number (16797682).

Almost surely, 2^618679296 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 618679296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (923872510).

618679296 is an abundant number, since it is smaller than the sum of its proper divisors (1229065724).

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

618679296 is an equidigital number, since it uses as much as digits as its factorization.

618679296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7491 (or 7464 counting only the distinct ones).

The product of its digits is 1959552, while the sum is 54.

The square root of 618679296 is about 24873.2646831895. The cubic root of 618679296 is about 852.0960018782.

The spelling of 618679296 in words is "six hundred eighteen million, six hundred seventy-nine thousand, two hundred ninety-six".