5618726 has 4 divisors (see below), whose sum is σ = 8428092. Its totient is φ = 2809362.

The previous prime is 5618713. The next prime is 5618729. The reversal of 5618726 is 6278165.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6278165 = 5 ⋅1255633.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5618729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1404680 + ... + 1404683.

It is an arithmetic number, because the mean of its divisors is an integer number (2107023).

Almost surely, 2^5618726 is an apocalyptic number.

5618726 is a deficient number, since it is larger than the sum of its proper divisors (2809366).

5618726 is a wasteful number, since it uses less digits than its factorization.

5618726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2809365.

The product of its digits is 20160, while the sum is 35.

The square root of 5618726 is about 2370.3852007638. The cubic root of 5618726 is about 177.7785192967.

The spelling of 5618726 in words is "five million, six hundred eighteen thousand, seven hundred twenty-six".