499961766 has 8 divisors (see below), whose sum is σ = 999923544. Its totient is φ = 166653920.

The previous prime is 499961747. The next prime is 499961767. The reversal of 499961766 is 667169994.

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

499961766 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499961767) 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, 41663475 + ... + 41663486.

It is an arithmetic number, because the mean of its divisors is an integer number (124990443).

Almost surely, 2^499961766 is an apocalyptic number.

499961766 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

499961766 is a wasteful number, since it uses less digits than its factorization.

499961766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83326966.

The product of its digits is 4408992, while the sum is 57.

The square root of 499961766 is about 22359.8248204229. The cubic root of 499961766 is about 793.6802945711.

The spelling of 499961766 in words is "four hundred ninety-nine million, nine hundred sixty-one thousand, seven hundred sixty-six".