449674064 has 40 divisors (see below), whose sum is σ = 1048117440. Its totient is φ = 182573568.

The previous prime is 449674063. The next prime is 449674067. The reversal of 449674064 is 460476944.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449674063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103529 + ... + 107784.

It is an arithmetic number, because the mean of its divisors is an integer number (26202936).

Almost surely, 2^449674064 is an apocalyptic number.

It is an amenable number.

449674064 is an abundant number, since it is smaller than the sum of its proper divisors (598443376).

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

449674064 is a wasteful number, since it uses less digits than its factorization.

449674064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211347 (or 211341 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 44.

The square root of 449674064 is about 21205.5196588058. The cubic root of 449674064 is about 766.1243744988.

The spelling of 449674064 in words is "four hundred forty-nine million, six hundred seventy-four thousand, sixty-four".