449605650 has 48 divisors (see below), whose sum is σ = 1200798144. Its totient is φ = 110671680.

The previous prime is 449605627. The next prime is 449605657. The reversal of 449605650 is 56506944.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 449605599 and 449605608.

It is not an unprimeable number, because it can be changed into a prime (449605657) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 113334 + ... + 117233.

It is an arithmetic number, because the mean of its divisors is an integer number (25016628).

Almost surely, 2^449605650 is an apocalyptic number.

449605650 is an abundant number, since it is smaller than the sum of its proper divisors (751192494).

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

449605650 is a wasteful number, since it uses less digits than its factorization.

449605650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230595 (or 230590 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 39.

The square root of 449605650 is about 21203.9064797032. The cubic root of 449605650 is about 766.0855194736.

The spelling of 449605650 in words is "four hundred forty-nine million, six hundred five thousand, six hundred fifty".