449601420 has 24 divisors (see below), whose sum is σ = 1258884144. Its totient is φ = 119893696.

The previous prime is 449601419. The next prime is 449601457. The reversal of 449601420 is 24106944.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3746619 + ... + 3746738.

It is an arithmetic number, because the mean of its divisors is an integer number (52453506).

Almost surely, 2^449601420 is an apocalyptic number.

It is an amenable number.

449601420 is an abundant number, since it is smaller than the sum of its proper divisors (809282724).

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

449601420 is a wasteful number, since it uses less digits than its factorization.

449601420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7493369 (or 7493367 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 449601420 is about 21203.8067336976. The cubic root of 449601420 is about 766.0831169594.

The spelling of 449601420 in words is "four hundred forty-nine million, six hundred one thousand, four hundred twenty".