5656633 has 4 divisors (see below), whose sum is σ = 5666560. Its totient is φ = 5646708.

The previous prime is 5656621. The next prime is 5656649. The reversal of 5656633 is 3366565.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3366565 = 5 ⋅673313.

It is a cyclic number.

It is not a de Polignac number, because 5656633 - 2²¹ = 3559481 is a prime.

It is a Duffinian number.

5656633 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5656603) 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, 4053 + ... + 5266.

It is an arithmetic number, because the mean of its divisors is an integer number (1416640).

Almost surely, 2^5656633 is an apocalyptic number.

It is an amenable number.

5656633 is a deficient number, since it is larger than the sum of its proper divisors (9927).

5656633 is an equidigital number, since it uses as much as digits as its factorization.

5656633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9926.

The product of its digits is 48600, while the sum is 34.

The square root of 5656633 is about 2378.3677175744. The cubic root of 5656633 is about 178.1774206237.

The spelling of 5656633 in words is "five million, six hundred fifty-six thousand, six hundred thirty-three".