449686692 has 108 divisors (see below), whose sum is σ = 1406845440. Its totient is φ = 118587456.

The previous prime is 449686687. The next prime is 449686711. The reversal of 449686692 is 296686944.

449686692 is a `hidden beast` number, since 4 + 496 + 8 + 66 + 92 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 37309 + ... + 47867.

Almost surely, 2^449686692 is an apocalyptic number.

449686692 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 449686692, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (703422720).

449686692 is an abundant number, since it is smaller than the sum of its proper divisors (957158748).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

449686692 is a wasteful number, since it uses less digits than its factorization.

449686692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10602 (or 10584 counting only the distinct ones).

The product of its digits is 4478976, while the sum is 54.

The square root of 449686692 is about 21205.8174093809. The cubic root of 449686692 is about 766.1315460102.

The spelling of 449686692 in words is "four hundred forty-nine million, six hundred eighty-six thousand, six hundred ninety-two".