447691374 has 40 divisors (see below), whose sum is σ = 1080331560. Its totient is φ = 137750544.

The previous prime is 447691369. The next prime is 447691397. The reversal of 447691374 is 473196744.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 104184 + ... + 108395.

It is an arithmetic number, because the mean of its divisors is an integer number (27008289).

Almost surely, 2^447691374 is an apocalyptic number.

447691374 is an abundant number, since it is smaller than the sum of its proper divisors (632640186).

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

447691374 is a wasteful number, since it uses less digits than its factorization.

447691374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212606 (or 212597 counting only the distinct ones).

The product of its digits is 508032, while the sum is 45.

The square root of 447691374 is about 21158.7186284992. The cubic root of 447691374 is about 764.9967243228.

The spelling of 447691374 in words is "four hundred forty-seven million, six hundred ninety-one thousand, three hundred seventy-four".