5561010 has 144 divisors (see below), whose sum is σ = 18299736. Its totient is φ = 1161216.

The previous prime is 5560957. The next prime is 5561029. The reversal of 5561010 is 101655.

5561010 is a `hidden beast` number, since 55 + 610 + 1 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 3337929 + 2223081 = 1827^2 + 1491^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 57282 + ... + 57378.

Almost surely, 2^5561010 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5561010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9149868).

5561010 is an abundant number, since it is smaller than the sum of its proper divisors (12738726).

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

5561010 is a wasteful number, since it uses less digits than its factorization.

5561010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137 (or 127 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 18.

The square root of 5561010 is about 2358.1793824898. The cubic root of 5561010 is about 177.1677046930.

Adding to 5561010 its reverse (101655), we get a palindrome (5662665).

The spelling of 5561010 in words is "five million, five hundred sixty-one thousand, ten".