449365 has 16 divisors (see below), whose sum is σ = 634752. Its totient is φ = 298944.

The previous prime is 449363. The next prime is 449381. The reversal of 449365 is 563944.

It is a cyclic number.

It is not a de Polignac number, because 449365 - 2¹ = 449363 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449363) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1122 + ... + 1468.

It is an arithmetic number, because the mean of its divisors is an integer number (39672).

2⁴⁴⁹³⁶⁵ is an apocalyptic number.

It is an amenable number.

449365 is a deficient number, since it is larger than the sum of its proper divisors (185387).

449365 is a wasteful number, since it uses less digits than its factorization.

449365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396.

The product of its digits is 12960, while the sum is 31.

The square root of 449365 is about 670.3469251067. The cubic root of 449365 is about 76.5948813464.

It can be divided in two parts, 44 and 9365, that added together give a square (9409 = 97²).

The spelling of 449365 in words is "four hundred forty-nine thousand, three hundred sixty-five".