449085442 has 32 divisors (see below), whose sum is σ = 758999808. Its totient is φ = 197731776.

The previous prime is 449085431. The next prime is 449085443. The reversal of 449085442 is 244580944.

It is a junction number, because it is equal to n+sod(n) for n = 449085395 and 449085404.

It is not an unprimeable number, because it can be changed into a prime (449085443) 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, 300048 + ... + 301540.

It is an arithmetic number, because the mean of its divisors is an integer number (23718744).

Almost surely, 2^449085442 is an apocalyptic number.

449085442 is a deficient number, since it is larger than the sum of its proper divisors (309914366).

449085442 is a wasteful number, since it uses less digits than its factorization.

449085442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2034.

The product of its (nonzero) digits is 184320, while the sum is 40.

The square root of 449085442 is about 21191.6361331540. The cubic root of 449085442 is about 765.7899436978.

The spelling of 449085442 in words is "four hundred forty-nine million, eighty-five thousand, four hundred forty-two".