447076340 has 24 divisors (see below), whose sum is σ = 944846952. Its totient is φ = 177690240.

The previous prime is 447076321. The next prime is 447076351. The reversal of 447076340 is 43670744.

It can be written as a sum of positive squares in 4 ways, for example, as 22221796 + 424854544 = 4714^2 + 20612^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 447076340.

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, 68051 + ... + 74330.

It is an arithmetic number, because the mean of its divisors is an integer number (39368623).

Almost surely, 2^447076340 is an apocalyptic number.

It is an amenable number.

447076340 is an abundant number, since it is smaller than the sum of its proper divisors (497770612).

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

447076340 is a wasteful number, since it uses less digits than its factorization.

447076340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142547 (or 142545 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 35.

The square root of 447076340 is about 21144.1798138400. The cubic root of 447076340 is about 764.6462487922.

The spelling of 447076340 in words is "four hundred forty-seven million, seventy-six thousand, three hundred forty".