449946126 has 72 divisors (see below), whose sum is σ = 1152776664. Its totient is φ = 126433440.

The previous prime is 449946113. The next prime is 449946131. The reversal of 449946126 is 621649944.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 49621 + ... + 57983.

It is an arithmetic number, because the mean of its divisors is an integer number (16010787).

Almost surely, 2^449946126 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 449946126, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (576388332).

449946126 is an abundant number, since it is smaller than the sum of its proper divisors (702830538).

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

449946126 is a wasteful number, since it uses less digits than its factorization.

449946126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8446 (or 8436 counting only the distinct ones).

The product of its digits is 373248, while the sum is 45.

The square root of 449946126 is about 21211.9335752307. The cubic root of 449946126 is about 766.2788503180.

It can be divided in two parts, 4499 and 46126, that added together give a 4-th power (50625 = 15⁴).

The spelling of 449946126 in words is "four hundred forty-nine million, nine hundred forty-six thousand, one hundred twenty-six".