1616472 has 96 divisors (see below), whose sum is σ = 5176080. Its totient is φ = 449280.

The previous prime is 1616453. The next prime is 1616473. The reversal of 1616472 is 2746161.

1616472 is a `hidden beast` number, since 1 + 616 + 47 + 2 = 666.

It is a super-2 number, since 2×1616472² = 5225963453568, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1616473) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10218 + ... + 10374.

2^1616472 is an apocalyptic number.

1616472 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1616472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2588040).

1616472 is an abundant number, since it is smaller than the sum of its proper divisors (3559608).

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

1616472 is a wasteful number, since it uses less digits than its factorization.

1616472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193 (or 186 counting only the distinct ones).

The product of its digits is 2016, while the sum is 27.

The square root of 1616472 is about 1271.4055214604. The cubic root of 1616472 is about 117.3607101522.

The spelling of 1616472 in words is "one million, six hundred sixteen thousand, four hundred seventy-two".