449054523 has 18 divisors (see below), whose sum is σ = 673557404. Its totient is φ = 299365308.

The previous prime is 449054519. The next prime is 449054537. The reversal of 449054523 is 325450944.

It is a happy number.

449054523 is a `hidden beast` number, since 4 + 4 + 90 + 545 + 23 = 666.

It is not a de Polignac number, because 449054523 - 2² = 449054519 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (449054513) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 27661 + ... + 40782.

Almost surely, 2^449054523 is an apocalyptic number.

449054523 is a deficient number, since it is larger than the sum of its proper divisors (224502881).

449054523 is an frugal number, since it uses more digits than its factorization.

449054523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68467 (or 68446 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 449054523 is about 21190.9066110915. The cubic root of 449054523 is about 765.7723687181.

The spelling of 449054523 in words is "four hundred forty-nine million, fifty-four thousand, five hundred twenty-three".