5405544 has 48 divisors (see below), whose sum is σ = 14753700. Its totient is φ = 1787904.

The previous prime is 5405539. The next prime is 5405579. The reversal of 5405544 is 4455045.

It can be written as a sum of positive squares in 2 ways, for example, as 5008644 + 396900 = 2238^2 + 630^2 .

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, 13702 + ... + 14090.

Almost surely, 2^5405544 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5405544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7376850).

5405544 is an abundant number, since it is smaller than the sum of its proper divisors (9348156).

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

5405544 is a wasteful number, since it uses less digits than its factorization.

5405544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594 (or 587 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 27.

The square root of 5405544 is about 2324.9825805799. The cubic root of 5405544 is about 175.5010835884.

It can be divided in two parts, 540 and 5544, that added together give a square (6084 = 78²).

The spelling of 5405544 in words is "five million, four hundred five thousand, five hundred forty-four".