499975445 has 8 divisors (see below), whose sum is σ = 602614944. Its totient is φ = 398217424.

The previous prime is 499975439. The next prime is 499975451. The reversal of 499975445 is 544579994.

It is an interprime number because it is at equal distance from previous prime (499975439) and next prime (499975451).

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 499975445 - 2¹⁸ = 499713301 is a prime.

It is a super-3 number, since 3×499975445³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon 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, 219119 + ... + 221388.

It is an arithmetic number, because the mean of its divisors is an integer number (75326868).

Almost surely, 2^499975445 is an apocalyptic number.

It is an amenable number.

499975445 is a deficient number, since it is larger than the sum of its proper divisors (102639499).

499975445 is a wasteful number, since it uses less digits than its factorization.

499975445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440739.

The product of its digits is 8164800, while the sum is 56.

The square root of 499975445 is about 22360.1307017647. The cubic root of 499975445 is about 793.6875328938.

The spelling of 499975445 in words is "four hundred ninety-nine million, nine hundred seventy-five thousand, four hundred forty-five".