499420787 has 2 divisors, whose sum is σ = 499420788. Its totient is φ = 499420786.

The previous prime is 499420777. The next prime is 499420793. The reversal of 499420787 is 787024994.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 499420787 - 2⁸ = 499420531 is a prime.

It is a super-2 number, since 2×499420787² = 498842244975398738, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (499420717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 249710393 + 249710394.

It is an arithmetic number, because the mean of its divisors is an integer number (249710394).

Almost surely, 2^499420787 is an apocalyptic number.

499420787 is a deficient number, since it is larger than the sum of its proper divisors (1).

499420787 is an equidigital number, since it uses as much as digits as its factorization.

499420787 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1016064, while the sum is 50.

The square root of 499420787 is about 22347.7244255427. The cubic root of 499420787 is about 793.3939264541.

The spelling of 499420787 in words is "four hundred ninety-nine million, four hundred twenty thousand, seven hundred eighty-seven".