449843625 has 160 divisors (see below), whose sum is σ = 1047391488. Its totient is φ = 186624000.

The previous prime is 449843623. The next prime is 449843633. The reversal of 449843625 is 526348944.

It is not a de Polignac number, because 449843625 - 2¹ = 449843623 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (449843623) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 779337 + ... + 779913.

Almost surely, 2^449843625 is an apocalyptic number.

449843625 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

449843625 is an abundant number, since it is smaller than the sum of its proper divisors (597547863).

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

449843625 is a wasteful number, since it uses less digits than its factorization.

449843625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 622 (or 603 counting only the distinct ones).

The product of its digits is 829440, while the sum is 45.

The square root of 449843625 is about 21209.5173212405. The cubic root of 449843625 is about 766.2206579338.

The spelling of 449843625 in words is "four hundred forty-nine million, eight hundred forty-three thousand, six hundred twenty-five".