490004587 has 4 divisors (see below), whose sum is σ = 490335160. Its totient is φ = 489674016.

The previous prime is 490004573. The next prime is 490004591. The reversal of 490004587 is 785400094.

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

It is a cyclic number.

It is not a de Polignac number, because 490004587 - 2¹⁵ = 489971819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (490004287) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 163053 + ... + 166030.

It is an arithmetic number, because the mean of its divisors is an integer number (122583790).

Almost surely, 2^490004587 is an apocalyptic number.

490004587 is a deficient number, since it is larger than the sum of its proper divisors (330573).

490004587 is a wasteful number, since it uses less digits than its factorization.

490004587 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330572.

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 490004587 is about 22136.0472307049. The cubic root of 490004587 is about 788.3759763500.

The spelling of 490004587 in words is "four hundred ninety million, four thousand, five hundred eighty-seven".