1616672 has 24 divisors (see below), whose sum is σ = 3351600. Its totient is φ = 765504.

The previous prime is 1616669. The next prime is 1616677. The reversal of 1616672 is 2766161.

It is a super-2 number, since 2×1616672² = 5227256711168, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1616677) 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, 722 + ... + 1937.

It is an arithmetic number, because the mean of its divisors is an integer number (139650).

2^1616672 is an apocalyptic number.

It is an amenable number.

1616672 is an abundant number, since it is smaller than the sum of its proper divisors (1734928).

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

1616672 is a wasteful number, since it uses less digits than its factorization.

1616672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2688 (or 2680 counting only the distinct ones).

The product of its digits is 3024, while the sum is 29.

The square root of 1616672 is about 1271.4841721390. The cubic root of 1616672 is about 117.3655501523.

The spelling of 1616672 in words is "one million, six hundred sixteen thousand, six hundred seventy-two".