464449 has 4 divisors (see below), whose sum is σ = 468820. Its totient is φ = 460080.

The previous prime is 464447. The next prime is 464459. The reversal of 464449 is 944464.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 399424 + 65025 = 632^2 + 255^2 .

It is a cyclic number.

It is not a de Polignac number, because 464449 - 2¹ = 464447 is a prime.

It is a super-3 number, since 3×464449³ = 300562885293332547, which contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 464449.

It is not an unprimeable number, because it can be changed into a prime (464447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2022 + ... + 2239.

It is an arithmetic number, because the mean of its divisors is an integer number (117205).

2⁴⁶⁴⁴⁴⁹ is an apocalyptic number.

It is an amenable number.

464449 is a deficient number, since it is larger than the sum of its proper divisors (4371).

464449 is a wasteful number, since it uses less digits than its factorization.

464449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4370.

The product of its digits is 13824, while the sum is 31.

The square root of 464449 is about 681.5049522931. The cubic root of 464449 is about 77.4424963657.

The spelling of 464449 in words is "four hundred sixty-four thousand, four hundred forty-nine".