449542954 has 12 divisors (see below), whose sum is σ = 784406754. Its totient is φ = 192661224.

The previous prime is 449542939. The next prime is 449542963. The reversal of 449542954 is 459245944.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 251381025 + 198161929 = 15855^2 + 14077^2 .

It is a super-2 number, since 2×449542954² = 404177734982092232, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2293489 + ... + 2293684.

Almost surely, 2^449542954 is an apocalyptic number.

449542954 is a deficient number, since it is larger than the sum of its proper divisors (334863800).

449542954 is a wasteful number, since it uses less digits than its factorization.

449542954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4587189 (or 4587182 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 46.

The square root of 449542954 is about 21202.4280213376. The cubic root of 449542954 is about 766.0499084661.

It can be divided in two parts, 449 and 542954, that added together give a triangular number (543403 = T₁₀₄₂).

The spelling of 449542954 in words is "four hundred forty-nine million, five hundred forty-two thousand, nine hundred fifty-four".