5662669 has 4 divisors (see below), whose sum is σ = 5908896. Its totient is φ = 5416444.

The previous prime is 5662663. The next prime is 5662681. The reversal of 5662669 is 9662665.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 9662665 = 5 ⋅1932533.

It is a cyclic number.

It is not a de Polignac number, because 5662669 - 2⁵ = 5662637 is a prime.

It is a super-2 number, since 2×5662669² = 64131640407122, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 13 and base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5662663) 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, 123079 + ... + 123124.

It is an arithmetic number, because the mean of its divisors is an integer number (1477224).

Almost surely, 2^5662669 is an apocalyptic number.

It is an amenable number.

5662669 is a deficient number, since it is larger than the sum of its proper divisors (246227).

5662669 is a wasteful number, since it uses less digits than its factorization.

5662669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246226.

The product of its digits is 116640, while the sum is 40.

The square root of 5662669 is about 2379.6363167509. The cubic root of 5662669 is about 178.2407737763.

The spelling of 5662669 in words is "five million, six hundred sixty-two thousand, six hundred sixty-nine".