499974101 has 4 divisors (see below), whose sum is σ = 545426304. Its totient is φ = 454521900.

The previous prime is 499974089. The next prime is 499974121. The reversal of 499974101 is 101479994.

It is a happy number.

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-499974101 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499974121) 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, 22726085 + ... + 22726106.

It is an arithmetic number, because the mean of its divisors is an integer number (136356576).

Almost surely, 2^499974101 is an apocalyptic number.

It is an amenable number.

499974101 is a deficient number, since it is larger than the sum of its proper divisors (45452203).

499974101 is a wasteful number, since it uses less digits than its factorization.

499974101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45452202.

The product of its (nonzero) digits is 81648, while the sum is 44.

The square root of 499974101 is about 22360.1006482529. The cubic root of 499974101 is about 793.6868217142.

The spelling of 499974101 in words is "four hundred ninety-nine million, nine hundred seventy-four thousand, one hundred one".