447474 has 32 divisors (see below), whose sum is σ = 979776. Its totient is φ = 135680.

The previous prime is 447467. The next prime is 447481. The reversal of 447474 is 474744.

It is an interprime number because it is at equal distance from previous prime (447467) and next prime (447481).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 447474.

It is an unprimeable number.

447474 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4129 + ... + 4235.

It is an arithmetic number, because the mean of its divisors is an integer number (30618).

2⁴⁴⁷⁴⁷⁴ is an apocalyptic number.

447474 is an abundant number, since it is smaller than the sum of its proper divisors (532302).

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

447474 is a wasteful number, since it uses less digits than its factorization.

447474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170.

The product of its digits is 12544, while the sum is 30.

The square root of 447474 is about 668.9349744183. The cubic root of 447474 is about 76.4872891009.

The spelling of 447474 in words is "four hundred forty-seven thousand, four hundred seventy-four", and thus it is an iban number.