487996445 has 4 divisors (see below), whose sum is σ = 585595740. Its totient is φ = 390397152.

The previous prime is 487996429. The next prime is 487996463. The reversal of 487996445 is 544699784.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 134142724 + 353853721 = 11582^2 + 18811^2 .

It is a cyclic number.

It is not a de Polignac number, because 487996445 - 2⁴ = 487996429 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48799640 + ... + 48799649.

It is an arithmetic number, because the mean of its divisors is an integer number (146398935).

Almost surely, 2^487996445 is an apocalyptic number.

It is an amenable number.

487996445 is a deficient number, since it is larger than the sum of its proper divisors (97599295).

487996445 is an equidigital number, since it uses as much as digits as its factorization.

487996445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97599294.

The product of its digits is 8709120, while the sum is 56.

The square root of 487996445 is about 22090.6415705837. The cubic root of 487996445 is about 787.2975248333.

The spelling of 487996445 in words is "four hundred eighty-seven million, nine hundred ninety-six thousand, four hundred forty-five".