5698669 has 4 divisors (see below), whose sum is σ = 5704380. Its totient is φ = 5692960.

The previous prime is 5698639. The next prime is 5698691. The reversal of 5698669 is 9668965.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 4678569 + 1020100 = 2163^2 + 1010^2 .

It is a cyclic number.

It is not a de Polignac number, because 5698669 - 2²¹ = 3601517 is a prime.

It is a super-2 number, since 2×5698669² = 64949656743122, which contains 22 as substring.

It is a Duffinian number.

5698669 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5698639) 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, 922 + ... + 3499.

It is an arithmetic number, because the mean of its divisors is an integer number (1426095).

Almost surely, 2^5698669 is an apocalyptic number.

It is an amenable number.

5698669 is a deficient number, since it is larger than the sum of its proper divisors (5711).

5698669 is a wasteful number, since it uses less digits than its factorization.

5698669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5710.

The product of its digits is 699840, while the sum is 49.

The square root of 5698669 is about 2387.1885137123. The cubic root of 5698669 is about 178.6176936733.

The spelling of 5698669 in words is "five million, six hundred ninety-eight thousand, six hundred sixty-nine".