55271396 has 6 divisors (see below), whose sum is σ = 96724950. Its totient is φ = 27635696.

The previous prime is 55271353. The next prime is 55271413. The reversal of 55271396 is 69317255.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 34386496 + 20884900 = 5864^2 + 4570^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6908921 + ... + 6908928.

It is an arithmetic number, because the mean of its divisors is an integer number (16120825).

Almost surely, 2^55271396 is an apocalyptic number.

It is an amenable number.

55271396 is a deficient number, since it is larger than the sum of its proper divisors (41453554).

55271396 is a wasteful number, since it uses less digits than its factorization.

55271396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13817853 (or 13817851 counting only the distinct ones).

The product of its digits is 56700, while the sum is 38.

The square root of 55271396 is about 7434.4734850560. The cubic root of 55271396 is about 380.9197388589.

The spelling of 55271396 in words is "fifty-five million, two hundred seventy-one thousand, three hundred ninety-six".