499403753 has 4 divisors (see below), whose sum is σ = 499801680. Its totient is φ = 499005828.

The previous prime is 499403719. The next prime is 499403777. The reversal of 499403753 is 357304994.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-499403753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (499403053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 197075 + ... + 199592.

It is an arithmetic number, because the mean of its divisors is an integer number (124950420).

Almost surely, 2^499403753 is an apocalyptic number.

It is an amenable number.

499403753 is a deficient number, since it is larger than the sum of its proper divisors (397927).

499403753 is a wasteful number, since it uses less digits than its factorization.

499403753 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397926.

The product of its (nonzero) digits is 408240, while the sum is 44.

The square root of 499403753 is about 22347.3433096644. The cubic root of 499403753 is about 793.3849061209.

The spelling of 499403753 in words is "four hundred ninety-nine million, four hundred three thousand, seven hundred fifty-three".