5515320 has 128 divisors (see below), whose sum is σ = 18144000. Its totient is φ = 1336320.

The previous prime is 5515319. The next prime is 5515333. The reversal of 5515320 is 235155.

It is a zygodrome in base 9.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 93451 + ... + 93509.

It is an arithmetic number, because the mean of its divisors is an integer number (141750).

Almost surely, 2^5515320 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5515320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9072000).

5515320 is an abundant number, since it is smaller than the sum of its proper divisors (12628680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5515320 is a wasteful number, since it uses less digits than its factorization.

5515320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133 (or 129 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 21.

The square root of 5515320 is about 2348.4718435613. The cubic root of 5515320 is about 176.6811585755.

The spelling of 5515320 in words is "five million, five hundred fifteen thousand, three hundred twenty".