447782090 has 96 divisors (see below), whose sum is σ = 970973568. Its totient is φ = 148176000.

The previous prime is 447782087. The next prime is 447782099. The reversal of 447782090 is 90287744.

It is not an unprimeable number, because it can be changed into a prime (447782099) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2122085 + ... + 2122295.

It is an arithmetic number, because the mean of its divisors is an integer number (10114308).

Almost surely, 2^447782090 is an apocalyptic number.

447782090 is an abundant number, since it is smaller than the sum of its proper divisors (523191478).

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

447782090 is a wasteful number, since it uses less digits than its factorization.

447782090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364 (or 357 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 41.

The square root of 447782090 is about 21160.8622225088. The cubic root of 447782090 is about 765.0483914310.

The spelling of 447782090 in words is "four hundred forty-seven million, seven hundred eighty-two thousand, ninety".