623798616 has 192 divisors, whose sum is σ = 1906882560. Its totient is φ = 169344000.

The previous prime is 623798603. The next prime is 623798621. The reversal of 623798616 is 616897326.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2588256 + ... + 2588496.

It is an arithmetic number, because the mean of its divisors is an integer number (9931680).

Almost surely, 2^623798616 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 623798616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (953441280).

623798616 is an abundant number, since it is smaller than the sum of its proper divisors (1283083944).

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

623798616 is a wasteful number, since it uses less digits than its factorization.

623798616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366 (or 355 counting only the distinct ones).

The product of its digits is 653184, while the sum is 48.

The square root of 623798616 is about 24975.9607623010. The cubic root of 623798616 is about 854.4397985536.

The spelling of 623798616 in words is "six hundred twenty-three million, seven hundred ninety-eight thousand, six hundred sixteen".