616894 has 4 divisors (see below), whose sum is σ = 925344. Its totient is φ = 308446.

The previous prime is 616877. The next prime is 616897. The reversal of 616894 is 498616.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 154222 + ... + 154225.

It is an arithmetic number, because the mean of its divisors is an integer number (231336).

2⁶¹⁶⁸⁹⁴ is an apocalyptic number.

616894 is a deficient number, since it is larger than the sum of its proper divisors (308450).

616894 is a wasteful number, since it uses less digits than its factorization.

616894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308449.

The product of its digits is 10368, while the sum is 34.

The square root of 616894 is about 785.4259990604. The cubic root of 616894 is about 85.1275593412.

It can be divided in two parts, 6 and 16894, that added together give a square (16900 = 130²).

The spelling of 616894 in words is "six hundred sixteen thousand, eight hundred ninety-four".