498164881 has 4 divisors (see below), whose sum is σ = 500526064. Its totient is φ = 495803700.

The previous prime is 498164879. The next prime is 498164963. The reversal of 498164881 is 188461894.

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 not a de Polignac number, because 498164881 - 2¹ = 498164879 is a prime.

It is a super-2 number, since 2×498164881² = 496336497323488322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (498164281) 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, 1180275 + ... + 1180696.

It is an arithmetic number, because the mean of its divisors is an integer number (125131516).

Almost surely, 2^498164881 is an apocalyptic number.

It is an amenable number.

498164881 is a deficient number, since it is larger than the sum of its proper divisors (2361183).

498164881 is a wasteful number, since it uses less digits than its factorization.

498164881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2361182.

The product of its digits is 442368, while the sum is 49.

The square root of 498164881 is about 22319.6075458329. The cubic root of 498164881 is about 792.7283123167.

The spelling of 498164881 in words is "four hundred ninety-eight million, one hundred sixty-four thousand, eight hundred eighty-one".