55211282 has 8 divisors (see below), whose sum is σ = 94647936. Its totient is φ = 23661972.

The previous prime is 55211281. The next prime is 55211309. The reversal of 55211282 is 28211255.

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 (55211281) 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, 1971818 + ... + 1971845.

It is an arithmetic number, because the mean of its divisors is an integer number (11830992).

Almost surely, 2^55211282 is an apocalyptic number.

55211282 is a deficient number, since it is larger than the sum of its proper divisors (39436654).

55211282 is a wasteful number, since it uses less digits than its factorization.

55211282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3943672.

The product of its digits is 1600, while the sum is 26.

The square root of 55211282 is about 7430.4294626892. The cubic root of 55211282 is about 380.7815907541.

The spelling of 55211282 in words is "fifty-five million, two hundred eleven thousand, two hundred eighty-two".