55043267 has 4 divisors (see below), whose sum is σ = 55059720. Its totient is φ = 55026816.

The previous prime is 55043257. The next prime is 55043269. The reversal of 55043267 is 76234055.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55043267 is a prime.

It is a super-2 number, since 2×55043267² = 6059522484066578, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55043269) 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, 1217 + ... + 10562.

It is an arithmetic number, because the mean of its divisors is an integer number (13764930).

Almost surely, 2^55043267 is an apocalyptic number.

55043267 is a deficient number, since it is larger than the sum of its proper divisors (16453).

55043267 is a wasteful number, since it uses less digits than its factorization.

55043267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16452.

The product of its (nonzero) digits is 25200, while the sum is 32.

The square root of 55043267 is about 7419.1149741731. The cubic root of 55043267 is about 380.3949425707.

The spelling of 55043267 in words is "fifty-five million, forty-three thousand, two hundred sixty-seven".