5551005 has 8 divisors (see below), whose sum is σ = 8881632. Its totient is φ = 2960528.

The previous prime is 5551003. The next prime is 5551037. The reversal of 5551005 is 5001555.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5551005 - 2¹ = 5551003 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5551003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185019 + ... + 185048.

It is an arithmetic number, because the mean of its divisors is an integer number (1110204).

Almost surely, 2^5551005 is an apocalyptic number.

It is an amenable number.

5551005 is a deficient number, since it is larger than the sum of its proper divisors (3330627).

5551005 is a wasteful number, since it uses less digits than its factorization.

5551005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370075.

The product of its (nonzero) digits is 625, while the sum is 21.

The square root of 5551005 is about 2356.0570875936. The cubic root of 5551005 is about 177.0613914528.

The spelling of 5551005 in words is "five million, five hundred fifty-one thousand, five".