613700636 has 12 divisors (see below), whose sum is σ = 1074705912. Its totient is φ = 306641808.

The previous prime is 613700623. The next prime is 613700653. The reversal of 613700636 is 636007316.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45410 + ... + 57353.

It is an arithmetic number, because the mean of its divisors is an integer number (89558826).

Almost surely, 2^613700636 is an apocalyptic number.

It is an amenable number.

613700636 is a deficient number, since it is larger than the sum of its proper divisors (461005276).

613700636 is a wasteful number, since it uses less digits than its factorization.

613700636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104260 (or 104258 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 32.

The square root of 613700636 is about 24772.9819763387. The cubic root of 613700636 is about 849.8041698807.

The spelling of 613700636 in words is "six hundred thirteen million, seven hundred thousand, six hundred thirty-six".