55349571 has 8 divisors (see below), whose sum is σ = 74901184. Its totient is φ = 36348840.

The previous prime is 55349551. The next prime is 55349573. The reversal of 55349571 is 17594355.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 55349571 - 2⁷ = 55349443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55349573) 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 7 ways as a sum of consecutive naturals, for example, 137485 + ... + 137886.

It is an arithmetic number, because the mean of its divisors is an integer number (9362648).

Almost surely, 2^55349571 is an apocalyptic number.

55349571 is a deficient number, since it is larger than the sum of its proper divisors (19551613).

55349571 is a wasteful number, since it uses less digits than its factorization.

55349571 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275441.

The product of its digits is 94500, while the sum is 39.

The square root of 55349571 is about 7439.7292289438. The cubic root of 55349571 is about 381.0992432342.

The spelling of 55349571 in words is "fifty-five million, three hundred forty-nine thousand, five hundred seventy-one".