5642349 has 8 divisors (see below), whose sum is σ = 7536672. Its totient is φ = 3754800.

The previous prime is 5642323. The next prime is 5642359. The reversal of 5642349 is 9432465.

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

It is not a de Polignac number, because 5642349 - 2⁹ = 5641837 is a prime.

It is a super-2 number, since 2×5642349² = 63672204475602, which contains 22 as substring.

It is a d-powerful number, because it can be written as 5³ + 6 + 4⁸ + 2⁷ + 3¹⁴ + 4⁹ + 9⁶ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5642309) 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 7 ways as a sum of consecutive naturals, for example, 762 + ... + 3444.

It is an arithmetic number, because the mean of its divisors is an integer number (942084).

Almost surely, 2^5642349 is an apocalyptic number.

It is an amenable number.

5642349 is a deficient number, since it is larger than the sum of its proper divisors (1894323).

5642349 is a wasteful number, since it uses less digits than its factorization.

5642349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3387.

The product of its digits is 25920, while the sum is 33.

The square root of 5642349 is about 2375.3629196399. The cubic root of 5642349 is about 178.0273176943.

The spelling of 5642349 in words is "five million, six hundred forty-two thousand, three hundred forty-nine".