5520145 has 8 divisors (see below), whose sum is σ = 6640704. Its totient is φ = 4405104.

The previous prime is 5520131. The next prime is 5520157. The reversal of 5520145 is 5410255.

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 5520145 - 2⁵ = 5520113 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1302 + ... + 3568.

It is an arithmetic number, because the mean of its divisors is an integer number (830088).

Almost surely, 2^5520145 is an apocalyptic number.

It is an amenable number.

5520145 is a deficient number, since it is larger than the sum of its proper divisors (1120559).

5520145 is a wasteful number, since it uses less digits than its factorization.

5520145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2759.

The product of its (nonzero) digits is 1000, while the sum is 22.

The square root of 5520145 is about 2349.4988827407. The cubic root of 5520145 is about 176.7326658990.

It can be divided in two parts, 5520 and 145, that added together give a palindrome (5665).

The spelling of 5520145 in words is "five million, five hundred twenty thousand, one hundred forty-five".