3724225 has 12 divisors (see below), whose sum is σ = 4642560. Its totient is φ = 2963600.

The previous prime is 3724223. The next prime is 3724243. The reversal of 3724225 is 5224273.

3724225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3724225 - 2¹ = 3724223 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 3724225.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3724223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7536 + ... + 8014.

It is an arithmetic number, because the mean of its divisors is an integer number (386880).

Almost surely, 2^3724225 is an apocalyptic number.

It is an amenable number.

3724225 is a deficient number, since it is larger than the sum of its proper divisors (918335).

3724225 is a wasteful number, since it uses less digits than its factorization.

3724225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800 (or 795 counting only the distinct ones).

The product of its digits is 3360, while the sum is 25.

The square root of 3724225 is about 1929.8251216108. The cubic root of 3724225 is about 155.0048559006.

Adding to 3724225 its reverse (5224273), we get a palindrome (8948498).

The spelling of 3724225 in words is "three million, seven hundred twenty-four thousand, two hundred twenty-five".