5651469 has 12 divisors (see below), whose sum is σ = 8236956. Its totient is φ = 3733632.

The previous prime is 5651461. The next prime is 5651473. The reversal of 5651469 is 9641565.

It can be written as a sum of positive squares in 2 ways, for example, as 2518569 + 3132900 = 1587^2 + 1770^2 .

It is not a de Polignac number, because 5651469 - 2³ = 5651461 is a prime.

It is a super-2 number, since 2×5651469² = 63878203715922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5651461) 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 11 ways as a sum of consecutive naturals, for example, 1762 + ... + 3795.

It is an arithmetic number, because the mean of its divisors is an integer number (686413).

Almost surely, 2^5651469 is an apocalyptic number.

It is an amenable number.

5651469 is a deficient number, since it is larger than the sum of its proper divisors (2585487).

5651469 is a wasteful number, since it uses less digits than its factorization.

5651469 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5676 (or 5673 counting only the distinct ones).

The product of its digits is 32400, while the sum is 36.

The square root of 5651469 is about 2377.2818511906. The cubic root of 5651469 is about 178.1231840997.

The spelling of 5651469 in words is "five million, six hundred fifty-one thousand, four hundred sixty-nine".