447679753 has 8 divisors (see below), whose sum is σ = 451656000. Its totient is φ = 443721168.

The previous prime is 447679709. The next prime is 447679769. The reversal of 447679753 is 357976744.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-447679753 is a prime.

It is a super-2 number, since 2×447679753² = 400834322492282018, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 447679753.

It is not an unprimeable number, because it can be changed into a prime (447679703) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49350 + ... + 57712.

It is an arithmetic number, because the mean of its divisors is an integer number (56457000).

Almost surely, 2^447679753 is an apocalyptic number.

It is an amenable number.

447679753 is a deficient number, since it is larger than the sum of its proper divisors (3976247).

447679753 is a wasteful number, since it uses less digits than its factorization.

447679753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8831.

The product of its digits is 4445280, while the sum is 52.

The square root of 447679753 is about 21158.4440117888. Note that the first 3 decimals coincide. The cubic root of 447679753 is about 764.9901051022.

The spelling of 447679753 in words is "four hundred forty-seven million, six hundred seventy-nine thousand, seven hundred fifty-three".