5551747 has 4 divisors (see below), whose sum is σ = 5558776. Its totient is φ = 5544720.

The previous prime is 5551729. The next prime is 5551753. The reversal of 5551747 is 7471555.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5551747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5551757) 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 in 3 ways as a sum of consecutive naturals, for example, 2154 + ... + 3967.

It is an arithmetic number, because the mean of its divisors is an integer number (1389694).

Almost surely, 2^5551747 is an apocalyptic number.

5551747 is a deficient number, since it is larger than the sum of its proper divisors (7029).

5551747 is an equidigital number, since it uses as much as digits as its factorization.

5551747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7028.

The product of its digits is 24500, while the sum is 34.

The square root of 5551747 is about 2356.2145488049. The cubic root of 5551747 is about 177.0692803366.

The spelling of 5551747 in words is "five million, five hundred fifty-one thousand, seven hundred forty-seven".