613863928 has 32 divisors (see below), whose sum is σ = 1203523200. Its totient is φ = 292979808.

The previous prime is 613863869. The next prime is 613863947. The reversal of 613863928 is 829368316.

613863928 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93043 + ... + 99421.

It is an arithmetic number, because the mean of its divisors is an integer number (37610100).

Almost surely, 2^613863928 is an apocalyptic number.

It is an amenable number.

613863928 is a deficient number, since it is larger than the sum of its proper divisors (589659272).

613863928 is a wasteful number, since it uses less digits than its factorization.

613863928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6931 (or 6927 counting only the distinct ones).

The product of its digits is 373248, while the sum is 46.

The square root of 613863928 is about 24776.2775250844. The cubic root of 613863928 is about 849.8795344850.

The spelling of 613863928 in words is "six hundred thirteen million, eight hundred sixty-three thousand, nine hundred twenty-eight".