1616164 has 24 divisors (see below), whose sum is σ = 3221568. Its totient is φ = 702240.

The previous prime is 1616161. The next prime is 1616171. The reversal of 1616164 is 4616161.

It is a super-2 number, since 2×1616164² = 5223972149792, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1616161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 214 + ... + 1810.

It is an arithmetic number, because the mean of its divisors is an integer number (134232).

2^1616164 is an apocalyptic number.

It is an amenable number.

1616164 is a deficient number, since it is larger than the sum of its proper divisors (1605404).

1616164 is a wasteful number, since it uses less digits than its factorization.

1616164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1635 (or 1633 counting only the distinct ones).

The product of its digits is 864, while the sum is 25.

The square root of 1616164 is about 1271.2843898987. The cubic root of 1616164 is about 117.3532557711.

The spelling of 1616164 in words is "one million, six hundred sixteen thousand, one hundred sixty-four".