499975438 has 8 divisors (see below), whose sum is σ = 750184560. Its totient is φ = 249913920.

The previous prime is 499975391. The next prime is 499975439. The reversal of 499975438 is 834579994.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499975439) 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, 28003 + ... + 42238.

It is an arithmetic number, because the mean of its divisors is an integer number (93773070).

Almost surely, 2^499975438 is an apocalyptic number.

499975438 is a deficient number, since it is larger than the sum of its proper divisors (250209122).

499975438 is a wasteful number, since it uses less digits than its factorization.

499975438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73802.

The product of its digits is 9797760, while the sum is 58.

The square root of 499975438 is about 22360.1305452361. The cubic root of 499975438 is about 793.6875291897.

The spelling of 499975438 in words is "four hundred ninety-nine million, nine hundred seventy-five thousand, four hundred thirty-eight".