4133949 has 4 divisors (see below), whose sum is σ = 5511936. Its totient is φ = 2755964.

The previous prime is 4133939. The next prime is 4133957. The reversal of 4133949 is 9493314.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4133949 - 2⁴ = 4133933 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4133939) 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, 688989 + ... + 688994.

It is an arithmetic number, because the mean of its divisors is an integer number (1377984).

Almost surely, 2^4133949 is an apocalyptic number.

It is an amenable number.

4133949 is a deficient number, since it is larger than the sum of its proper divisors (1377987).

4133949 is a wasteful number, since it uses less digits than its factorization.

4133949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1377986.

The product of its digits is 11664, while the sum is 33.

The square root of 4133949 is about 2033.2114990822. The cubic root of 4133949 is about 160.4926093976.

The spelling of 4133949 in words is "four million, one hundred thirty-three thousand, nine hundred forty-nine".