613340128 has 12 divisors (see below), whose sum is σ = 1207513440. Its totient is φ = 306670048.

The previous prime is 613340071. The next prime is 613340129. The reversal of 613340128 is 821043316.

It is a super-2 number, since 2×613340128² = 752372225230112768, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 613340096 and 613340105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (613340129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9583408 + ... + 9583471.

It is an arithmetic number, because the mean of its divisors is an integer number (100626120).

Almost surely, 2^613340128 is an apocalyptic number.

It is an amenable number.

613340128 is a deficient number, since it is larger than the sum of its proper divisors (594173312).

613340128 is a wasteful number, since it uses less digits than its factorization.

613340128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19166889 (or 19166881 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 613340128 is about 24765.7046740043. The cubic root of 613340128 is about 849.6377362853.

The spelling of 613340128 in words is "six hundred thirteen million, three hundred forty thousand, one hundred twenty-eight".