5435869 has 4 divisors (see below), whose sum is σ = 5755644. Its totient is φ = 5116096.

The previous prime is 5435863. The next prime is 5435891. The reversal of 5435869 is 9685345.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2992900 + 2442969 = 1730^2 + 1563^2 .

It is a cyclic number.

It is not a de Polignac number, because 5435869 - 2⁷ = 5435741 is a prime.

It is a super-2 number, since 2×5435869² = 59097343570322, which contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5435863) 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, 159862 + ... + 159895.

It is an arithmetic number, because the mean of its divisors is an integer number (1438911).

Almost surely, 2^5435869 is an apocalyptic number.

It is an amenable number.

5435869 is a deficient number, since it is larger than the sum of its proper divisors (319775).

5435869 is a wasteful number, since it uses less digits than its factorization.

5435869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319774.

The product of its digits is 129600, while the sum is 40.

The square root of 5435869 is about 2331.4950139342. The cubic root of 5435869 is about 175.8286577125.

The spelling of 5435869 in words is "five million, four hundred thirty-five thousand, eight hundred sixty-nine".