447533073 has 32 divisors (see below), whose sum is σ = 719537280. Its totient is φ = 273274560.

The previous prime is 447533069. The next prime is 447533077. The reversal of 447533073 is 370335744.

It is an interprime number because it is at equal distance from previous prime (447533069) and next prime (447533077).

It is not a de Polignac number, because 447533073 - 2² = 447533069 is a prime.

It is not an unprimeable number, because it can be changed into a prime (447533077) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 41115 + ... + 50847.

It is an arithmetic number, because the mean of its divisors is an integer number (22485540).

Almost surely, 2^447533073 is an apocalyptic number.

It is an amenable number.

447533073 is a deficient number, since it is larger than the sum of its proper divisors (272004207).

447533073 is a wasteful number, since it uses less digits than its factorization.

447533073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9886 (or 9880 counting only the distinct ones).

The product of its (nonzero) digits is 105840, while the sum is 36.

The square root of 447533073 is about 21154.9774993972. The cubic root of 447533073 is about 764.9065476001.

The spelling of 447533073 in words is "four hundred forty-seven million, five hundred thirty-three thousand, seventy-three".