5551530 has 16 divisors (see below), whose sum is σ = 13323744. Its totient is φ = 1480400.

The previous prime is 5551529. The next prime is 5551531. The reversal of 5551530 is 351555.

It is an interprime number because it is at equal distance from previous prime (5551529) and next prime (5551531).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5551530.

It is not an unprimeable number, because it can be changed into a prime (5551531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92496 + ... + 92555.

It is an arithmetic number, because the mean of its divisors is an integer number (832734).

Almost surely, 2^5551530 is an apocalyptic number.

5551530 is an abundant number, since it is smaller than the sum of its proper divisors (7772214).

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

5551530 is a wasteful number, since it uses less digits than its factorization.

5551530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185061.

The product of its (nonzero) digits is 1875, while the sum is 24.

The square root of 5551530 is about 2356.1684999168. The cubic root of 5551530 is about 177.0669732829.

The spelling of 5551530 in words is "five million, five hundred fifty-one thousand, five hundred thirty".