55271626 has 4 divisors (see below), whose sum is σ = 82907442. Its totient is φ = 27635812.

The previous prime is 55271621. The next prime is 55271647. The reversal of 55271626 is 62617255.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 43362225 + 11909401 = 6585^2 + 3451^2 .

It is a junction number, because it is equal to n+sod(n) for n = 55271591 and 55271600.

It is not an unprimeable number, because it can be changed into a prime (55271621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13817905 + ... + 13817908.

Almost surely, 2^55271626 is an apocalyptic number.

55271626 is a deficient number, since it is larger than the sum of its proper divisors (27635816).

55271626 is a wasteful number, since it uses less digits than its factorization.

55271626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27635815.

The product of its digits is 25200, while the sum is 34.

The square root of 55271626 is about 7434.4889535193. The cubic root of 55271626 is about 380.9202672299.

The spelling of 55271626 in words is "fifty-five million, two hundred seventy-one thousand, six hundred twenty-six".