499925005 has 8 divisors (see below), whose sum is σ = 603019512. Its totient is φ = 397867008.

The previous prime is 499924993. The next prime is 499925011. The reversal of 499925005 is 500529994.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 77951241 + 421973764 = 8829^2 + 20542^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-499925005 is a prime.

It is a Duffinian number.

It is a congruent 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, 258064 + ... + 259993.

It is an arithmetic number, because the mean of its divisors is an integer number (75377439).

Almost surely, 2^499925005 is an apocalyptic number.

It is an amenable number.

499925005 is a deficient number, since it is larger than the sum of its proper divisors (103094507).

499925005 is a wasteful number, since it uses less digits than its factorization.

499925005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518255.

The product of its (nonzero) digits is 145800, while the sum is 43.

The square root of 499925005 is about 22359.0027729324. The cubic root of 499925005 is about 793.6608416193.

The spelling of 499925005 in words is "four hundred ninety-nine million, nine hundred twenty-five thousand, five".