43330149 has 6 divisors (see below), whose sum is σ = 62588006. Its totient is φ = 28886760.

The previous prime is 43330141. The next prime is 43330151. The reversal of 43330149 is 94103334.

It can be written as a sum of positive squares in only one way, i.e., 28836900 + 14493249 = 5370^2 + 3807^2 .

It is not a de Polignac number, because 43330149 - 2³ = 43330141 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 (43330141) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2407222 + ... + 2407239.

Almost surely, 2^43330149 is an apocalyptic number.

It is an amenable number.

43330149 is a deficient number, since it is larger than the sum of its proper divisors (19257857).

43330149 is a wasteful number, since it uses less digits than its factorization.

43330149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4814467 (or 4814464 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

The square root of 43330149 is about 6582.5640141209. The cubic root of 43330149 is about 351.2341438197.

The spelling of 43330149 in words is "forty-three million, three hundred thirty thousand, one hundred forty-nine".