5646351 has 4 divisors (see below), whose sum is σ = 7528472. Its totient is φ = 3764232.

The previous prime is 5646349. The next prime is 5646379. The reversal of 5646351 is 1536465.

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

It is not a de Polignac number, because 5646351 - 2¹ = 5646349 is a prime.

It is a D-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 (5646341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 941056 + ... + 941061.

It is an arithmetic number, because the mean of its divisors is an integer number (1882118).

Almost surely, 2^5646351 is an apocalyptic number.

5646351 is a deficient number, since it is larger than the sum of its proper divisors (1882121).

5646351 is a wasteful number, since it uses less digits than its factorization.

5646351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1882120.

The product of its digits is 10800, while the sum is 30.

The square root of 5646351 is about 2376.2051679095. The cubic root of 5646351 is about 178.0693980965.

The spelling of 5646351 in words is "five million, six hundred forty-six thousand, three hundred fifty-one".