447340436 has 12 divisors (see below), whose sum is σ = 783297312. Its totient is φ = 223541208.

The previous prime is 447340417. The next prime is 447340451. The reversal of 447340436 is 634043744.

It is a happy number.

It is a super-2 number, since 2×447340436² = 400226931361340192, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 447340396 and 447340405.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24230 + ... + 38493.

It is an arithmetic number, because the mean of its divisors is an integer number (65274776).

Almost surely, 2^447340436 is an apocalyptic number.

It is an amenable number.

447340436 is a deficient number, since it is larger than the sum of its proper divisors (335956876).

447340436 is a wasteful number, since it uses less digits than its factorization.

447340436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64510 (or 64508 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 35.

The square root of 447340436 is about 21150.4240146622. The cubic root of 447340436 is about 764.7967825657.

The spelling of 447340436 in words is "four hundred forty-seven million, three hundred forty thousand, four hundred thirty-six".