3613456 has 60 divisors (see below), whose sum is σ = 8905680. Its totient is φ = 1404480.

The previous prime is 3613447. The next prime is 3613481. The reversal of 3613456 is 6543163.

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8415 + ... + 8833.

It is an arithmetic number, because the mean of its divisors is an integer number (148428).

Almost surely, 2^3613456 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3613456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4452840).

3613456 is an abundant number, since it is smaller than the sum of its proper divisors (5292224).

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

3613456 is a wasteful number, since it uses less digits than its factorization.

3613456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452 (or 439 counting only the distinct ones).

The product of its digits is 6480, while the sum is 28.

The square root of 3613456 is about 1900.9092561193. The cubic root of 3613456 is about 153.4526020161.

It can be divided in two parts, 36 and 13456, that multiplied together give a square (484416 = 696²).

The spelling of 3613456 in words is "three million, six hundred thirteen thousand, four hundred fifty-six".