5646338 has 8 divisors (see below), whose sum is σ = 8564940. Its totient is φ = 2791360.

The previous prime is 5646323. The next prime is 5646341. The reversal of 5646338 is 8336465.

It can be written as a sum of positive squares in 2 ways, for example, as 4464769 + 1181569 = 2113^2 + 1087^2 .

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

It is a super-2 number, since 2×5646338² = 63762265620488, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5646298 and 5646307.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15683 + ... + 16038.

Almost surely, 2^5646338 is an apocalyptic number.

5646338 is a deficient number, since it is larger than the sum of its proper divisors (2918602).

5646338 is a wasteful number, since it uses less digits than its factorization.

5646338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31812.

The product of its digits is 51840, while the sum is 35.

The square root of 5646338 is about 2376.2024324539. The cubic root of 5646338 is about 178.0692614358.

The spelling of 5646338 in words is "five million, six hundred forty-six thousand, three hundred thirty-eight".