499999677 has 16 divisors (see below), whose sum is σ = 687118080. Its totient is φ = 323237952.

The previous prime is 499999613. The next prime is 499999693. The reversal of 499999677 is 776999994.

It is not a de Polignac number, because 499999677 - 2⁶ = 499999613 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499999697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 898 + ... + 31635.

It is an arithmetic number, because the mean of its divisors is an integer number (42944880).

Almost surely, 2^499999677 is an apocalyptic number.

499999677 is a gapful number since it is divisible by the number (47) formed by its first and last digit.

It is an amenable number.

499999677 is a deficient number, since it is larger than the sum of its proper divisors (187118403).

499999677 is a wasteful number, since it uses less digits than its factorization.

499999677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32692.

The product of its digits is 69441624, while the sum is 69.

The square root of 499999677 is about 22360.6725524972. The cubic root of 499999677 is about 793.7003550739.

The spelling of 499999677 in words is "four hundred ninety-nine million, nine hundred ninety-nine thousand, six hundred seventy-seven".