5408442 has 48 divisors (see below), whose sum is σ = 13071240. Its totient is φ = 1604736.

The previous prime is 5408437. The next prime is 5408467. The reversal of 5408442 is 2448045.

5408442 is a `hidden beast` number, since 540 + 84 + 42 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 3767481 + 1640961 = 1941^2 + 1281^2 .

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 6388 + ... + 7184.

Almost surely, 2^5408442 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5408442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6535620).

5408442 is an abundant number, since it is smaller than the sum of its proper divisors (7662798).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5408442 is a wasteful number, since it uses less digits than its factorization.

5408442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 847 (or 844 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

The square root of 5408442 is about 2325.6057275471. The cubic root of 5408442 is about 175.5324409798.

The spelling of 5408442 in words is "five million, four hundred eight thousand, four hundred forty-two".