5649469 has 12 divisors (see below), whose sum is σ = 6655264. Its totient is φ = 4695264.

The previous prime is 5649451. The next prime is 5649473. The reversal of 5649469 is 9649465.

It is a happy number.

It is not a de Polignac number, because 5649469 - 2⁵ = 5649437 is a prime.

It is a super-2 number, since 2×5649469² = 63832999963922, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (43).

Its product of digits (233280) is a multiple of the sum of its prime factors (324).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5649439) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41169 + ... + 41305.

Almost surely, 2^5649469 is an apocalyptic number.

It is an amenable number.

5649469 is a deficient number, since it is larger than the sum of its proper divisors (1005795).

5649469 is an equidigital number, since it uses as much as digits as its factorization.

5649469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324 (or 187 counting only the distinct ones).

The product of its digits is 233280, while the sum is 43.

The square root of 5649469 is about 2376.8611654870. The cubic root of 5649469 is about 178.1021695988.

The spelling of 5649469 in words is "five million, six hundred forty-nine thousand, four hundred sixty-nine".