498405149 has 8 divisors (see below), whose sum is σ = 547365600. Its totient is φ = 450053200.

The previous prime is 498405137. The next prime is 498405199. The reversal of 498405149 is 941504894.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-498405149 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 (498405119) 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, 150407 + ... + 153684.

It is an arithmetic number, because the mean of its divisors is an integer number (68420700).

Almost surely, 2^498405149 is an apocalyptic number.

It is an amenable number.

498405149 is a deficient number, since it is larger than the sum of its proper divisors (48960451).

498405149 is a wasteful number, since it uses less digits than its factorization.

498405149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304251.

The product of its (nonzero) digits is 207360, while the sum is 44.

The square root of 498405149 is about 22324.9893393032. The cubic root of 498405149 is about 792.8557377538.

The spelling of 498405149 in words is "four hundred ninety-eight million, four hundred five thousand, one hundred forty-nine".