498161667 has 4 divisors (see below), whose sum is σ = 664215560. Its totient is φ = 332107776.

The previous prime is 498161647. The next prime is 498161687. The reversal of 498161667 is 766161894.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (498161647) and next prime (498161687).

It is not a de Polignac number, because 498161667 - 2⁷ = 498161539 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (498161617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83026942 + ... + 83026947.

It is an arithmetic number, because the mean of its divisors is an integer number (166053890).

Almost surely, 2^498161667 is an apocalyptic number.

498161667 is a deficient number, since it is larger than the sum of its proper divisors (166053893).

498161667 is a wasteful number, since it uses less digits than its factorization.

498161667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166053892.

The product of its digits is 435456, while the sum is 48.

The square root of 498161667 is about 22319.5355462429. The cubic root of 498161667 is about 792.7266075034.

It can be divided in two parts, 498 and 161667, that added together give a triangular number (162165 = T₅₆₉).

The spelling of 498161667 in words is "four hundred ninety-eight million, one hundred sixty-one thousand, six hundred sixty-seven".