499016587 has 2 divisors, whose sum is σ = 499016588. Its totient is φ = 499016586.

The previous prime is 499016569. The next prime is 499016599. The reversal of 499016587 is 785610994.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 499016587 - 2⁷ = 499016459 is a prime.

It is a super-2 number, since 2×499016587² = 498035108202257138, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 499016587.

It is not a weakly prime, because it can be changed into another prime (499016537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249508293 + 249508294.

It is an arithmetic number, because the mean of its divisors is an integer number (249508294).

Almost surely, 2^499016587 is an apocalyptic number.

499016587 is a deficient number, since it is larger than the sum of its proper divisors (1).

499016587 is an equidigital number, since it uses as much as digits as its factorization.

499016587 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 544320, while the sum is 49.

The square root of 499016587 is about 22338.6791686527. The cubic root of 499016587 is about 793.1798275167.

The spelling of 499016587 in words is "four hundred ninety-nine million, sixteen thousand, five hundred eighty-seven".