5644342 has 8 divisors (see below), whose sum is σ = 9236232. Its totient is φ = 2565600.

The previous prime is 5644321. The next prime is 5644351. The reversal of 5644342 is 2434465.

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

It is a super-2 number, since 2×5644342² = 63717193225928, which contains 22 as substring.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 5644342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 128259 + ... + 128302.

It is an arithmetic number, because the mean of its divisors is an integer number (1154529).

Almost surely, 2^5644342 is an apocalyptic number.

5644342 is a deficient number, since it is larger than the sum of its proper divisors (3591890).

5644342 is a wasteful number, since it uses less digits than its factorization.

5644342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256574.

The product of its digits is 11520, while the sum is 28.

The square root of 5644342 is about 2375.7823974430. The cubic root of 5644342 is about 178.0482762630.

The spelling of 5644342 in words is "five million, six hundred forty-four thousand, three hundred forty-two".