613682807 has 4 divisors (see below), whose sum is σ = 626739936. Its totient is φ = 600625680.

The previous prime is 613682801. The next prime is 613682837. The reversal of 613682807 is 708286316.

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 613682807 - 2⁴ = 613682791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (613682801) 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, 6528494 + ... + 6528587.

It is an arithmetic number, because the mean of its divisors is an integer number (156684984).

Almost surely, 2^613682807 is an apocalyptic number.

613682807 is a deficient number, since it is larger than the sum of its proper divisors (13057129).

613682807 is a wasteful number, since it uses less digits than its factorization.

613682807 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13057128.

The product of its (nonzero) digits is 96768, while the sum is 41.

The square root of 613682807 is about 24772.6221260487. The cubic root of 613682807 is about 849.7959404040.

The spelling of 613682807 in words is "six hundred thirteen million, six hundred eighty-two thousand, eight hundred seven".