447331494 has 16 divisors (see below), whose sum is σ = 915469632. Its totient is φ = 145642728.

The previous prime is 447331433. The next prime is 447331541. The reversal of 447331494 is 494133744.

It is a congruent number.

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, 866664 + ... + 867179.

It is an arithmetic number, because the mean of its divisors is an integer number (57216852).

Almost surely, 2^447331494 is an apocalyptic number.

447331494 is an abundant number, since it is smaller than the sum of its proper divisors (468138138).

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

447331494 is a wasteful number, since it uses less digits than its factorization.

447331494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1733891.

The product of its digits is 145152, while the sum is 39.

The square root of 447331494 is about 21150.2126230447. The cubic root of 447331494 is about 764.7916866269.

The spelling of 447331494 in words is "four hundred forty-seven million, three hundred thirty-one thousand, four hundred ninety-four".