55057337 has 4 divisors (see below), whose sum is σ = 55245540. Its totient is φ = 54869136.

The previous prime is 55057309. The next prime is 55057349. The reversal of 55057337 is 73375055.

55057337 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 21752896 + 33304441 = 4664^2 + 5771^2 .

It is a cyclic number.

It is not a de Polignac number, because 55057337 - 2⁶ = 55057273 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 55057297 and 55057306.

It is not an unprimeable number, because it can be changed into a prime (55057397) 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, 93662 + ... + 94247.

It is an arithmetic number, because the mean of its divisors is an integer number (13811385).

Almost surely, 2^55057337 is an apocalyptic number.

It is an amenable number.

55057337 is a deficient number, since it is larger than the sum of its proper divisors (188203).

55057337 is a wasteful number, since it uses less digits than its factorization.

55057337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188202.

The product of its (nonzero) digits is 55125, while the sum is 35.

The square root of 55057337 is about 7420.0631398931. The cubic root of 55057337 is about 380.4273516261.

The spelling of 55057337 in words is "fifty-five million, fifty-seven thousand, three hundred thirty-seven".