613400074 has 16 divisors (see below), whose sum is σ = 1075998528. Its totient is φ = 256771872.

The previous prime is 613400063. The next prime is 613400089. The reversal of 613400074 is 470004316.

613400074 = 4667² + 4668² + ... + 4694².

613400074 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 508867 + ... + 510070.

It is an arithmetic number, because the mean of its divisors is an integer number (67249908).

Almost surely, 2^613400074 is an apocalyptic number.

613400074 is a deficient number, since it is larger than the sum of its proper divisors (462598454).

613400074 is a wasteful number, since it uses less digits than its factorization.

613400074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1018989.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 613400074 is about 24766.9149067864. The cubic root of 613400074 is about 849.6654157202.

The spelling of 613400074 in words is "six hundred thirteen million, four hundred thousand, seventy-four".