873616 has 10 divisors (see below), whose sum is σ = 1692662. Its totient is φ = 436800.

The previous prime is 873571. The next prime is 873617. The reversal of 873616 is 616378.

It can be written as a sum of positive squares in only one way, i.e., 518400 + 355216 = 720^2 + 596^2 .

It is not an unprimeable number, because it can be changed into a prime (873617) by changing a digit.

873616 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27285 + ... + 27316.

2⁸⁷³⁶¹⁶ is an apocalyptic number.

It is an amenable number.

873616 is a deficient number, since it is larger than the sum of its proper divisors (819046).

873616 is a wasteful number, since it uses less digits than its factorization.

873616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54609 (or 54603 counting only the distinct ones).

The product of its digits is 6048, while the sum is 31.

The square root of 873616 is about 934.6742748145. The cubic root of 873616 is about 95.5961040177.

The spelling of 873616 in words is "eight hundred seventy-three thousand, six hundred sixteen".