5445605 has 12 divisors (see below), whose sum is σ = 7183596. Its totient is φ = 3960000.

The previous prime is 5445589. The next prime is 5445607. The reversal of 5445605 is 5065445.

It can be written as a sum of positive squares in 2 ways, for example, as 1437601 + 4008004 = 1199^2 + 2002^2 .

It is not a de Polignac number, because 5445605 - 2⁴ = 5445589 is a prime.

It is a super-2 number, since 2×5445605² = 59309227632050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5445607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3896 + ... + 5105.

It is an arithmetic number, because the mean of its divisors is an integer number (598633).

Almost surely, 2^5445605 is an apocalyptic number.

5445605 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5445605 is a deficient number, since it is larger than the sum of its proper divisors (1737991).

5445605 is a wasteful number, since it uses less digits than its factorization.

5445605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9028 (or 9017 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 5445605 is about 2333.5820105580. The cubic root of 5445605 is about 175.9335686786.

It can be divided in two parts, 5445 and 605, that multiplied together give a square (3294225 = 1815²).

The spelling of 5445605 in words is "five million, four hundred forty-five thousand, six hundred five".