499973905 has 8 divisors (see below), whose sum is σ = 600135552. Its totient is φ = 399867888.

The previous prime is 499973897. The next prime is 499973917. The reversal of 499973905 is 509379994.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 499973905 - 2³ = 499973897 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9432 + ... + 32998.

It is an arithmetic number, because the mean of its divisors is an integer number (75016944).

Almost surely, 2^499973905 is an apocalyptic number.

It is an amenable number.

499973905 is a deficient number, since it is larger than the sum of its proper divisors (100161647).

499973905 is a wasteful number, since it uses less digits than its factorization.

499973905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27815.

The product of its (nonzero) digits is 2755620, while the sum is 55.

The square root of 499973905 is about 22360.0962654457. The cubic root of 499973905 is about 793.6867180004.

The spelling of 499973905 in words is "four hundred ninety-nine million, nine hundred seventy-three thousand, nine hundred five".