5601855 has 32 divisors (see below), whose sum is σ = 10579968. Its totient is φ = 2476800.

The previous prime is 5601833. The next prime is 5601859. The reversal of 5601855 is 5581065.

5601855 = 410² + 411² + ... + 440².

It is a happy number.

It is not a de Polignac number, because 5601855 - 2¹¹ = 5599807 is a prime.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5601859) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2395 + ... + 4115.

It is an arithmetic number, because the mean of its divisors is an integer number (330624).

Almost surely, 2^5601855 is an apocalyptic number.

5601855 is a deficient number, since it is larger than the sum of its proper divisors (4978113).

5601855 is a wasteful number, since it uses less digits than its factorization.

5601855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1767.

The product of its (nonzero) digits is 6000, while the sum is 30.

The square root of 5601855 is about 2366.8238210733. The cubic root of 5601855 is about 177.6004060639.

It can be divided in two parts, 560 and 1855, that added together give a triangular number (2415 = T₆₉).

The spelling of 5601855 in words is "five million, six hundred one thousand, eight hundred fifty-five".