3613272 has 64 divisors (see below), whose sum is σ = 10022880. Its totient is φ = 1078272.

The previous prime is 3613271. The next prime is 3613301. The reversal of 3613272 is 2723163.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3613271) 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, 11388 + ... + 11700.

Almost surely, 2^3613272 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 3613272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5011440).

3613272 is an abundant number, since it is smaller than the sum of its proper divisors (6409608).

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

3613272 is a wasteful number, since it uses less digits than its factorization.

3613272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372 (or 368 counting only the distinct ones).

The product of its digits is 1512, while the sum is 24.

The square root of 3613272 is about 1900.8608576116. The cubic root of 3613272 is about 153.4499973298.

The spelling of 3613272 in words is "three million, six hundred thirteen thousand, two hundred seventy-two".