5501001 has 16 divisors (see below), whose sum is σ = 8095680. Its totient is φ = 3294720.

The previous prime is 5500993. The next prime is 5501003. The reversal of 5501001 is 1001055.

It is not a de Polignac number, because 5501001 - 2³ = 5500993 is a prime.

It is a super-2 number, since 2×5501001² = 60522024004002, which contains 22 as substring.

5501001 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5501003) 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 15 ways as a sum of consecutive naturals, for example, 2001 + ... + 3873.

It is an arithmetic number, because the mean of its divisors is an integer number (505980).

Almost surely, 2^5501001 is an apocalyptic number.

It is an amenable number.

5501001 is a deficient number, since it is larger than the sum of its proper divisors (2594679).

5501001 is a wasteful number, since it uses less digits than its factorization.

5501001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1976.

The product of its (nonzero) digits is 25, while the sum is 12.

The square root of 5501001 is about 2345.4212841193. The cubic root of 5501001 is about 176.5281248400.

Adding to 5501001 its reverse (1001055), we get a palindrome (6502056).

It can be divided in two parts, 550 and 1001, that added together give a palindrome (1551).

The spelling of 5501001 in words is "five million, five hundred one thousand, one".