613405627 has 4 divisors (see below), whose sum is σ = 613735000. Its totient is φ = 613076256.

The previous prime is 613405619. The next prime is 613405657. The reversal of 613405627 is 726504316.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 613405627 - 2³ = 613405619 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 613405592 and 613405601.

It is not an unprimeable number, because it can be changed into a prime (613405657) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161877 + ... + 165622.

It is an arithmetic number, because the mean of its divisors is an integer number (153433750).

Almost surely, 2^613405627 is an apocalyptic number.

613405627 is a deficient number, since it is larger than the sum of its proper divisors (329373).

613405627 is a wasteful number, since it uses less digits than its factorization.

613405627 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329372.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 613405627 is about 24767.0270117348. The cubic root of 613405627 is about 849.6679796683.

The spelling of 613405627 in words is "six hundred thirteen million, four hundred five thousand, six hundred twenty-seven".