3245616 has 80 divisors (see below), whose sum is σ = 10177920. Its totient is φ = 982080.

The previous prime is 3245611. The next prime is 3245659. The reversal of 3245616 is 6165423.

3245616 is a `hidden beast` number, since 3 + 2 + 45 + 616 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 3245616.

It is not an unprimeable number, because it can be changed into a prime (3245611) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4411 + ... + 5093.

It is an arithmetic number, because the mean of its divisors is an integer number (127224).

Almost surely, 2^3245616 is an apocalyptic number.

3245616 is a gapful number since it is divisible by the number (36) 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 3245616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5088960).

3245616 is an abundant number, since it is smaller than the sum of its proper divisors (6932304).

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

3245616 is a wasteful number, since it uses less digits than its factorization.

3245616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711 (or 699 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 3245616 is about 1801.5593245852. The cubic root of 3245616 is about 148.0581704619.

The spelling of 3245616 in words is "three million, two hundred forty-five thousand, six hundred sixteen".