5356642 has 4 divisors (see below), whose sum is σ = 8034966. Its totient is φ = 2678320.

The previous prime is 5356621. The next prime is 5356661. The reversal of 5356642 is 2466535.

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., 4932841 + 423801 = 2221^2 + 651^2 .

It is a super-2 number, since 2×5356642² = 57387227032328, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

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, 1339159 + ... + 1339162.

Almost surely, 2^5356642 is an apocalyptic number.

5356642 is a deficient number, since it is larger than the sum of its proper divisors (2678324).

5356642 is a wasteful number, since it uses less digits than its factorization.

5356642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2678323.

The product of its digits is 21600, while the sum is 31.

The square root of 5356642 is about 2314.4420493933. The cubic root of 5356642 is about 174.9702480033.

The spelling of 5356642 in words is "five million, three hundred fifty-six thousand, six hundred forty-two".