498247091 has 8 divisors (see below), whose sum is σ = 526176000. Its totient is φ = 470840392.

The previous prime is 498247049. The next prime is 498247111. The reversal of 498247091 is 190742894.

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 498247091 - 2¹⁸ = 497984947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (498247021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128591 + ... + 132408.

It is an arithmetic number, because the mean of its divisors is an integer number (65772000).

Almost surely, 2^498247091 is an apocalyptic number.

498247091 is a deficient number, since it is larger than the sum of its proper divisors (27928909).

498247091 is a wasteful number, since it uses less digits than its factorization.

498247091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261105.

The product of its (nonzero) digits is 145152, while the sum is 44.

The square root of 498247091 is about 22321.4491241048. The cubic root of 498247091 is about 792.7719167620.

The spelling of 498247091 in words is "four hundred ninety-eight million, two hundred forty-seven thousand, ninety-one".