447727406 has 12 divisors (see below), whose sum is σ = 781238808. Its totient is φ = 191883132.

The previous prime is 447727403. The next prime is 447727409. The reversal of 447727406 is 604727744.

It is an interprime number because it is at equal distance from previous prime (447727403) and next prime (447727409).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (447727403) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2284226 + ... + 2284421.

It is an arithmetic number, because the mean of its divisors is an integer number (65103234).

Almost surely, 2^447727406 is an apocalyptic number.

447727406 is a deficient number, since it is larger than the sum of its proper divisors (333511402).

447727406 is a wasteful number, since it uses less digits than its factorization.

447727406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4568663 (or 4568656 counting only the distinct ones).

The product of its (nonzero) digits is 263424, while the sum is 41.

The square root of 447727406 is about 21159.5700806987. The cubic root of 447727406 is about 765.0172471086.

The spelling of 447727406 in words is "four hundred forty-seven million, seven hundred twenty-seven thousand, four hundred six".