616019928 has 32 divisors (see below), whose sum is σ = 1555008000. Its totient is φ = 203345568.

The previous prime is 616019923. The next prime is 616019969. The reversal of 616019928 is 829910616.

It is a self number, because there is not a number n which added to its sum of digits gives 616019928.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616019923) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122128 + ... + 127071.

It is an arithmetic number, because the mean of its divisors is an integer number (48594000).

Almost surely, 2^616019928 is an apocalyptic number.

It is an amenable number.

616019928 is an abundant number, since it is smaller than the sum of its proper divisors (938988072).

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

616019928 is a wasteful number, since it uses less digits than its factorization.

616019928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249311 (or 249307 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 42.

The square root of 616019928 is about 24819.7487497356. The cubic root of 616019928 is about 850.8733482602.

The spelling of 616019928 in words is "six hundred sixteen million, nineteen thousand, nine hundred twenty-eight".