497381194 has 4 divisors (see below), whose sum is σ = 746071794. Its totient is φ = 248690596.

The previous prime is 497381191. The next prime is 497381237. The reversal of 497381194 is 491183794.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 491183794 = 2 ⋅245591897.

It can be written as a sum of positive squares in only one way, i.e., 440454169 + 56927025 = 20987^2 + 7545^2 .

It is not an unprimeable number, because it can be changed into a prime (497381191) 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 as a sum of consecutive naturals, namely, 124345297 + ... + 124345300.

Almost surely, 2^497381194 is an apocalyptic number.

497381194 is a deficient number, since it is larger than the sum of its proper divisors (248690600).

497381194 is a wasteful number, since it uses less digits than its factorization.

497381194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248690599.

The product of its digits is 217728, while the sum is 46.

The square root of 497381194 is about 22302.0446147881. The cubic root of 497381194 is about 792.3124012032.

The spelling of 497381194 in words is "four hundred ninety-seven million, three hundred eighty-one thousand, one hundred ninety-four".