616672 has 24 divisors (see below), whose sum is σ = 1388016. Its totient is φ = 264192.

The previous prime is 616669. The next prime is 616673. The reversal of 616672 is 276616.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 616672.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616673) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1153 + ... + 1600.

It is an arithmetic number, because the mean of its divisors is an integer number (57834).

2⁶¹⁶⁶⁷² is an apocalyptic number.

It is an amenable number.

616672 is an abundant number, since it is smaller than the sum of its proper divisors (771344).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

616672 is a wasteful number, since it uses less digits than its factorization.

616672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2770 (or 2762 counting only the distinct ones).

The product of its digits is 3024, while the sum is 28.

The square root of 616672 is about 785.2846617629. The cubic root of 616672 is about 85.1173465734.

The spelling of 616672 in words is "six hundred sixteen thousand, six hundred seventy-two".