5646901 has 4 divisors (see below), whose sum is σ = 6081292. Its totient is φ = 5212512.

The previous prime is 5646899. The next prime is 5646917. The reversal of 5646901 is 1096465.

5646901 is nontrivially palindromic in base 2.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1096465 = 5 ⋅219293.

It can be written as a sum of positive squares in 2 ways, for example, as 1020100 + 4626801 = 1010^2 + 2151^2 .

It is a cyclic number.

It is not a de Polignac number, because 5646901 - 2¹ = 5646899 is a prime.

It is a Duffinian number.

5646901 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5649901) 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, 217176 + ... + 217201.

It is an arithmetic number, because the mean of its divisors is an integer number (1520323).

Almost surely, 2^5646901 is an apocalyptic number.

It is an amenable number.

5646901 is a deficient number, since it is larger than the sum of its proper divisors (434391).

5646901 is a wasteful number, since it uses less digits than its factorization.

5646901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434390.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 5646901 is about 2376.3208958388. The cubic root of 5646901 is about 178.0751797060.

The spelling of 5646901 in words is "five million, six hundred forty-six thousand, nine hundred one".