55406353 has 8 divisors (see below), whose sum is σ = 57020672. Its totient is φ = 53798256.

The previous prime is 55406347. The next prime is 55406423. The reversal of 55406353 is 35360455.

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

It is a cyclic number.

It is not a de Polignac number, because 55406353 - 2⁹ = 55405841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55407353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21226 + ... + 23692.

It is an arithmetic number, because the mean of its divisors is an integer number (7127584).

Almost surely, 2^55406353 is an apocalyptic number.

It is an amenable number.

55406353 is a deficient number, since it is larger than the sum of its proper divisors (1614319).

55406353 is a wasteful number, since it uses less digits than its factorization.

55406353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3111.

The product of its (nonzero) digits is 27000, while the sum is 31.

The square root of 55406353 is about 7443.5443842299. The cubic root of 55406353 is about 381.2295193513.

The spelling of 55406353 in words is "fifty-five million, four hundred six thousand, three hundred fifty-three".