5405550 has 24 divisors (see below), whose sum is σ = 13406136. Its totient is φ = 1441440.

The previous prime is 5405539. The next prime is 5405579. The reversal of 5405550 is 555045.

It is a self number, because there is not a number n which added to its sum of digits gives 5405550.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17869 + ... + 18168.

It is an arithmetic number, because the mean of its divisors is an integer number (558589).

Almost surely, 2^5405550 is an apocalyptic number.

5405550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5405550 is an abundant number, since it is smaller than the sum of its proper divisors (8000586).

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

5405550 is a wasteful number, since it uses less digits than its factorization.

5405550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36052 (or 36047 counting only the distinct ones).

The product of its (nonzero) digits is 2500, while the sum is 24.

The square root of 5405550 is about 2324.9838709118. The cubic root of 5405550 is about 175.5011485221.

The spelling of 5405550 in words is "five million, four hundred five thousand, five hundred fifty".