5449815 has 64 divisors (see below), whose sum is σ = 11366400. Its totient is φ = 2426112.

The previous prime is 5449811. The next prime is 5449823. The reversal of 5449815 is 5189445.

It is not a de Polignac number, because 5449815 - 2² = 5449811 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5449815.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5449811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 68946 + ... + 69024.

It is an arithmetic number, because the mean of its divisors is an integer number (177600).

Almost surely, 2^5449815 is an apocalyptic number.

5449815 is an abundant number, since it is smaller than the sum of its proper divisors (5916585).

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

5449815 is a wasteful number, since it uses less digits than its factorization.

5449815 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173 (or 167 counting only the distinct ones).

The product of its digits is 28800, while the sum is 36.

The square root of 5449815 is about 2334.4838830028. The cubic root of 5449815 is about 175.9788951105.

The spelling of 5449815 in words is "five million, four hundred forty-nine thousand, eight hundred fifteen".