499751958 has 32 divisors (see below), whose sum is σ = 1104316416. Its totient is φ = 149967488.

The previous prime is 499751947. The next prime is 499751963. The reversal of 499751958 is 859157994.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 499751898 and 499751907.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104166 + ... + 108857.

It is an arithmetic number, because the mean of its divisors is an integer number (34509888).

Almost surely, 2^499751958 is an apocalyptic number.

499751958 is an abundant number, since it is smaller than the sum of its proper divisors (604564458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

499751958 is a wasteful number, since it uses less digits than its factorization.

499751958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213068.

The product of its digits is 4082400, while the sum is 57.

The square root of 499751958 is about 22355.1326992259. The cubic root of 499751958 is about 793.5692568976.

The spelling of 499751958 in words is "four hundred ninety-nine million, seven hundred fifty-one thousand, nine hundred fifty-eight".