55266842 has 4 divisors (see below), whose sum is σ = 82900266. Its totient is φ = 27633420.

The previous prime is 55266833. The next prime is 55266851. The reversal of 55266842 is 24866255.

55266842 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an interprime number because it is at equal distance from previous prime (55266833) and next prime (55266851).

It can be written as a sum of positive squares in only one way, i.e., 52867441 + 2399401 = 7271^2 + 1549^2 .

It is a pancake number, because a pancake can be divided into 55266842 parts by 10513 straight cuts.

It is a junction number, because it is equal to n+sod(n) for n = 55266796 and 55266805.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13816709 + ... + 13816712.

Almost surely, 2^55266842 is an apocalyptic number.

55266842 is a deficient number, since it is larger than the sum of its proper divisors (27633424).

55266842 is a wasteful number, since it uses less digits than its factorization.

55266842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27633423.

The product of its digits is 115200, while the sum is 38.

The square root of 55266842 is about 7434.1672028547. The cubic root of 55266842 is about 380.9092768100.

The spelling of 55266842 in words is "fifty-five million, two hundred sixty-six thousand, eight hundred forty-two".