5442891 has 8 divisors (see below), whose sum is σ = 7344960. Its totient is φ = 3584712.

The previous prime is 5442859. The next prime is 5442893. The reversal of 5442891 is 1982445.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5442891 - 2⁵ = 5442859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5442893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10681 + ... + 11178.

It is an arithmetic number, because the mean of its divisors is an integer number (918120).

Almost surely, 2^5442891 is an apocalyptic number.

5442891 is a deficient number, since it is larger than the sum of its proper divisors (1902069).

5442891 is a wasteful number, since it uses less digits than its factorization.

5442891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21945.

The product of its digits is 11520, while the sum is 33.

The square root of 5442891 is about 2333.0004286326. Note that the first 3 decimals coincide. The cubic root of 5442891 is about 175.9043363557.

The spelling of 5442891 in words is "five million, four hundred forty-two thousand, eight hundred ninety-one".