55009339 has 16 divisors (see below), whose sum is σ = 68979456. Its totient is φ = 42616800.

The previous prime is 55009321. The next prime is 55009349. The reversal of 55009339 is 93390055.

It is a happy number.

55009339 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 55009339 - 2¹³ = 55001147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55009349) 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 15 ways as a sum of consecutive naturals, for example, 11964 + ... + 15910.

It is an arithmetic number, because the mean of its divisors is an integer number (4311216).

Almost surely, 2^55009339 is an apocalyptic number.

55009339 is a deficient number, since it is larger than the sum of its proper divisors (13970117).

55009339 is a wasteful number, since it uses less digits than its factorization.

55009339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4146.

The product of its (nonzero) digits is 18225, while the sum is 34.

The square root of 55009339 is about 7416.8280956215. The cubic root of 55009339 is about 380.3167695689.

The spelling of 55009339 in words is "fifty-five million, nine thousand, three hundred thirty-nine".