449402 has 8 divisors (see below), whose sum is σ = 692436. Its totient is φ = 218592.

The previous prime is 449399. The next prime is 449411. The reversal of 449402 is 204944.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 358801 + 90601 = 599^2 + 301^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2963 + ... + 3110.

2⁴⁴⁹⁴⁰² is an apocalyptic number.

449402 is a deficient number, since it is larger than the sum of its proper divisors (243034).

449402 is a wasteful number, since it uses less digits than its factorization.

449402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6112.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 449402 is about 670.3745221889. The cubic root of 449402 is about 76.5969835223.

The spelling of 449402 in words is "four hundred forty-nine thousand, four hundred two".