5426 has 4 divisors (see below), whose sum is σ = 8142. Its totient is φ = 2712.

The previous prime is 5419. The next prime is 5431. The reversal of 5426 is 6245.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6245 = 5 ⋅1249.

It can be written as a sum of positive squares in only one way, i.e., 3025 + 2401 = 55^2 + 49^2 .

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 5426.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1355 + ... + 1358.

2⁵⁴²⁶ is an apocalyptic number.

5426 is a deficient number, since it is larger than the sum of its proper divisors (2716).

5426 is a wasteful number, since it uses less digits than its factorization.

5426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2715.

The product of its digits is 240, while the sum is 17.

The square root of 5426 is about 73.6613874428. The cubic root of 5426 is about 17.5722185670.

The spelling of 5426 in words is "five thousand, four hundred twenty-six".