5597550 has 72 divisors (see below), whose sum is σ = 17196816. Its totient is φ = 1278720.

The previous prime is 5597549. The next prime is 5597561. The reversal of 5597550 is 557955.

It is a happy number.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

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 35 ways as a sum of consecutive naturals, for example, 2262 + ... + 4038.

Almost surely, 2^5597550 is an apocalyptic number.

5597550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 5597550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8598408).

5597550 is an abundant number, since it is smaller than the sum of its proper divisors (11599266).

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

5597550 is a wasteful number, since it uses less digits than its factorization.

5597550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1802 (or 1794 counting only the distinct ones).

The product of its (nonzero) digits is 39375, while the sum is 36.

The square root of 5597550 is about 2365.9141996277. The cubic root of 5597550 is about 177.5548993709.

The spelling of 5597550 in words is "five million, five hundred ninety-seven thousand, five hundred fifty".