55248554 has 8 divisors (see below), whose sum is σ = 84231588. Its totient is φ = 27171360.

The previous prime is 55248551. The next prime is 55248563. The reversal of 55248554 is 45584255.

It can be written as a sum of positive squares in 2 ways, for example, as 50027329 + 5221225 = 7073^2 + 2285^2 .

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

It is not an unprimeable number, because it can be changed into a prime (55248551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 226307 + ... + 226550.

Almost surely, 2^55248554 is an apocalyptic number.

55248554 is a deficient number, since it is larger than the sum of its proper divisors (28983034).

55248554 is a wasteful number, since it uses less digits than its factorization.

55248554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 452920.

The product of its digits is 160000, while the sum is 38.

The square root of 55248554 is about 7432.9371045368. The cubic root of 55248554 is about 380.8672574176.

The spelling of 55248554 in words is "fifty-five million, two hundred forty-eight thousand, five hundred fifty-four".