5646415 has 4 divisors (see below), whose sum is σ = 6775704. Its totient is φ = 4517128.

The previous prime is 5646409. The next prime is 5646419. The reversal of 5646415 is 5146465.

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

It is a cyclic number.

It is not a de Polignac number, because 5646415 - 2⁵ = 5646383 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5646419) 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 3 ways as a sum of consecutive naturals, for example, 564637 + ... + 564646.

It is an arithmetic number, because the mean of its divisors is an integer number (1693926).

Almost surely, 2^5646415 is an apocalyptic number.

5646415 is a deficient number, since it is larger than the sum of its proper divisors (1129289).

5646415 is a wasteful number, since it uses less digits than its factorization.

5646415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1129288.

The product of its digits is 14400, while the sum is 31.

The square root of 5646415 is about 2376.2186347220. The cubic root of 5646415 is about 178.0700708849.

The spelling of 5646415 in words is "five million, six hundred forty-six thousand, four hundred fifteen".