449014142 has 24 divisors (see below), whose sum is σ = 706534920. Its totient is φ = 213997520.

The previous prime is 449014141. The next prime is 449014169. The reversal of 449014142 is 241410944.

It is a super-2 number, since 2×449014142² = 403227399431992328, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449014141) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 411017 + ... + 412107.

It is an arithmetic number, because the mean of its divisors is an integer number (29438955).

Almost surely, 2^449014142 is an apocalyptic number.

449014142 is a deficient number, since it is larger than the sum of its proper divisors (257520778).

449014142 is a wasteful number, since it uses less digits than its factorization.

449014142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1528 (or 1505 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 449014142 is about 21189.9537989114. The cubic root of 449014142 is about 765.7494141328.

The spelling of 449014142 in words is "four hundred forty-nine million, fourteen thousand, one hundred forty-two".