5205590 has 32 divisors (see below), whose sum is σ = 10535616. Its totient is φ = 1837440.

The previous prime is 5205583. The next prime is 5205593. The reversal of 5205590 is 955025.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5205593) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2120 + ... + 3860.

It is an arithmetic number, because the mean of its divisors is an integer number (329238).

Almost surely, 2^5205590 is an apocalyptic number.

5205590 is an abundant number, since it is smaller than the sum of its proper divisors (5330026).

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

5205590 is a wasteful number, since it uses less digits than its factorization.

5205590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1784.

The product of its (nonzero) digits is 2250, while the sum is 26.

The square root of 5205590 is about 2281.5762095534. The cubic root of 5205590 is about 173.3098793052.

The spelling of 5205590 in words is "five million, two hundred five thousand, five hundred ninety".