616730735 has 4 divisors (see below), whose sum is σ = 740076888. Its totient is φ = 493384584.

The previous prime is 616730713. The next prime is 616730749. The reversal of 616730735 is 537037616.

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 616730735 - 2⁸ = 616730479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61673069 + ... + 61673078.

It is an arithmetic number, because the mean of its divisors is an integer number (185019222).

Almost surely, 2^616730735 is an apocalyptic number.

616730735 is a deficient number, since it is larger than the sum of its proper divisors (123346153).

616730735 is a wasteful number, since it uses less digits than its factorization.

616730735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123346152.

The product of its (nonzero) digits is 79380, while the sum is 38.

The square root of 616730735 is about 24834.0640049107. The cubic root of 616730735 is about 851.2004882497.

The spelling of 616730735 in words is "six hundred sixteen million, seven hundred thirty thousand, seven hundred thirty-five".