55270874 has 4 divisors (see below), whose sum is σ = 82906314. Its totient is φ = 27635436.

The previous prime is 55270871. The next prime is 55270883. The reversal of 55270874 is 47807255.

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., 31192225 + 24078649 = 5585^2 + 4907^2 .

It is not an unprimeable number, because it can be changed into a prime (55270871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13817717 + ... + 13817720.

Almost surely, 2^55270874 is an apocalyptic number.

55270874 is a deficient number, since it is larger than the sum of its proper divisors (27635440).

55270874 is a wasteful number, since it uses less digits than its factorization.

55270874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27635439.

The product of its (nonzero) digits is 78400, while the sum is 38.

The square root of 55270874 is about 7434.4383782502. The cubic root of 55270874 is about 380.9185396809.

The spelling of 55270874 in words is "fifty-five million, two hundred seventy thousand, eight hundred seventy-four".