616694 has 8 divisors (see below), whose sum is σ = 996240. Its totient is φ = 284616.

The previous prime is 616673. The next prime is 616703. The reversal of 616694 is 496616.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×616694² = 760622979272, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 616694.

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, 11834 + ... + 11885.

It is an arithmetic number, because the mean of its divisors is an integer number (124530).

2⁶¹⁶⁶⁹⁴ is an apocalyptic number.

616694 is a deficient number, since it is larger than the sum of its proper divisors (379546).

616694 is a wasteful number, since it uses less digits than its factorization.

616694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23734.

The product of its digits is 7776, while the sum is 32.

The square root of 616694 is about 785.2986692972. The cubic root of 616694 is about 85.1183587589.

The spelling of 616694 in words is "six hundred sixteen thousand, six hundred ninety-four".