5597842 has 4 divisors (see below), whose sum is σ = 8396766. Its totient is φ = 2798920.

The previous prime is 5597831. The next prime is 5597843. The reversal of 5597842 is 2487955.

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

It can be written as a sum of positive squares in only one way, i.e., 3463321 + 2134521 = 1861^2 + 1461^2 .

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 d-powerful number, because it can be written as 5⁸ + 5⁸ + 9⁷ + 7³ + 8³ + 4⁷ + 2¹⁴ .

It is a junction number, because it is equal to n+sod(n) for n = 5597795 and 5597804.

It is not an unprimeable number, because it can be changed into a prime (5597843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1399459 + ... + 1399462.

Almost surely, 2^5597842 is an apocalyptic number.

5597842 is a deficient number, since it is larger than the sum of its proper divisors (2798924).

5597842 is a wasteful number, since it uses less digits than its factorization.

5597842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2798923.

The product of its digits is 100800, while the sum is 40.

The square root of 5597842 is about 2365.9759085840. The cubic root of 5597842 is about 177.5579867412.

The spelling of 5597842 in words is "five million, five hundred ninety-seven thousand, eight hundred forty-two".