3624149 has 4 divisors (see below), whose sum is σ = 3633420. Its totient is φ = 3614880.

The previous prime is 3624143. The next prime is 3624157. The reversal of 3624149 is 9414263.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3478225 + 145924 = 1865^2 + 382^2 .

It is a cyclic number.

It is not a de Polignac number, because 3624149 - 2¹² = 3620053 is a prime.

It is a super-3 number, since 3×3624149³ (a number of 21 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3624143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4022 + ... + 4839.

It is an arithmetic number, because the mean of its divisors is an integer number (908355).

Almost surely, 2^3624149 is an apocalyptic number.

It is an amenable number.

3624149 is a deficient number, since it is larger than the sum of its proper divisors (9271).

3624149 is an equidigital number, since it uses as much as digits as its factorization.

3624149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9270.

The product of its digits is 5184, while the sum is 29.

The square root of 3624149 is about 1903.7197797995. The cubic root of 3624149 is about 153.6038194625.

It can be divided in two parts, 3624 and 149, that added together give a palindrome (3773).

The spelling of 3624149 in words is "three million, six hundred twenty-four thousand, one hundred forty-nine".