613373481 has 24 divisors (see below), whose sum is σ = 1072116864. Its totient is φ = 329880960.

The previous prime is 613373477. The next prime is 613373491. The reversal of 613373481 is 184373316.

613373481 is a `hidden beast` number, since 613 + 3 + 7 + 34 + 8 + 1 = 666.

It is not a de Polignac number, because 613373481 - 2² = 613373477 is a prime.

It is a super-2 number, since 2×613373481² = 752454054388114722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (613373441) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 285285 + ... + 287426.

It is an arithmetic number, because the mean of its divisors is an integer number (44671536).

Almost surely, 2^613373481 is an apocalyptic number.

It is an amenable number.

613373481 is a deficient number, since it is larger than the sum of its proper divisors (458743383).

613373481 is a wasteful number, since it uses less digits than its factorization.

613373481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572741 (or 572738 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 613373481 is about 24766.3780355546. The cubic root of 613373481 is about 849.6531369047.

The spelling of 613373481 in words is "six hundred thirteen million, three hundred seventy-three thousand, four hundred eighty-one".