5649745 has 8 divisors (see below), whose sum is σ = 7136640. Its totient is φ = 4281840.

The previous prime is 5649739. The next prime is 5649757. The reversal of 5649745 is 5479465.

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

It is not a de Polignac number, because 5649745 - 2¹³ = 5641553 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5649698 and 5649707.

It is an unprimeable number.

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, 29641 + ... + 29830.

It is an arithmetic number, because the mean of its divisors is an integer number (892080).

Almost surely, 2^5649745 is an apocalyptic number.

It is an amenable number.

5649745 is a deficient number, since it is larger than the sum of its proper divisors (1486895).

5649745 is a wasteful number, since it uses less digits than its factorization.

5649745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59495.

The product of its digits is 151200, while the sum is 40.

The square root of 5649745 is about 2376.9192245426. The cubic root of 5649745 is about 178.1050698949.

The spelling of 5649745 in words is "five million, six hundred forty-nine thousand, seven hundred forty-five".