3724272 has 80 divisors (see below), whose sum is σ = 11026080. Its totient is φ = 1202688.

The previous prime is 3724261. The next prime is 3724277. The reversal of 3724272 is 2724273.

3724272 is nontrivially palindromic in base 11.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3724277) 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, 15868 + ... + 16100.

It is an arithmetic number, because the mean of its divisors is an integer number (137826).

Almost surely, 2^3724272 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 3724272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5513040).

3724272 is an abundant number, since it is smaller than the sum of its proper divisors (7301808).

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

3724272 is a wasteful number, since it uses less digits than its factorization.

3724272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287 (or 275 counting only the distinct ones).

The product of its digits is 4704, while the sum is 27.

The square root of 3724272 is about 1929.8372988415. The cubic root of 3724272 is about 155.0055079555.

Subtracting from 3724272 its reverse (2724273), we obtain a palindrome (999999).

The spelling of 3724272 in words is "three million, seven hundred twenty-four thousand, two hundred seventy-two".