4340149 has 6 divisors (see below), whose sum is σ = 4770710. Its totient is φ = 3945480.

The previous prime is 4340143. The next prime is 4340173. The reversal of 4340149 is 9410434.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 4231249 + 108900 = 2057^2 + 330^2 .

It is a de Polignac number, because none of the positive numbers 2^k-4340149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4340143) 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 5 ways as a sum of consecutive naturals, for example, 17814 + ... + 18055.

Almost surely, 2^4340149 is an apocalyptic number.

It is an amenable number.

4340149 is a deficient number, since it is larger than the sum of its proper divisors (430561).

4340149 is a wasteful number, since it uses less digits than its factorization.

4340149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35891 (or 35880 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 4340149 is about 2083.3024264374. The cubic root of 4340149 is about 163.1178717593.

It can be divided in two parts, 4340 and 149, that added together give a square (4489 = 67²).

The spelling of 4340149 in words is "four million, three hundred forty thousand, one hundred forty-nine".