613386152 has 8 divisors (see below), whose sum is σ = 1150099050. Its totient is φ = 306693072.

The previous prime is 613386121. The next prime is 613386173. The reversal of 613386152 is 251683316.

It can be written as a sum of positive squares in only one way, i.e., 367335556 + 246050596 = 19166^2 + 15686^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38336627 + ... + 38336642.

Almost surely, 2^613386152 is an apocalyptic number.

It is an amenable number.

613386152 is a deficient number, since it is larger than the sum of its proper divisors (536712898).

613386152 is a wasteful number, since it uses less digits than its factorization.

613386152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76673275 (or 76673271 counting only the distinct ones).

The product of its digits is 25920, while the sum is 35.

The square root of 613386152 is about 24766.6338447517. The cubic root of 613386152 is about 849.6589875439.

The spelling of 613386152 in words is "six hundred thirteen million, three hundred eighty-six thousand, one hundred fifty-two".