497242166 has 8 divisors (see below), whose sum is σ = 750330000. Its totient is φ = 247132168.

The previous prime is 497242121. The next prime is 497242177. The reversal of 497242166 is 661242794.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 744041 + ... + 744708.

It is an arithmetic number, because the mean of its divisors is an integer number (93791250).

Almost surely, 2^497242166 is an apocalyptic number.

497242166 is a deficient number, since it is larger than the sum of its proper divisors (253087834).

497242166 is a wasteful number, since it uses less digits than its factorization.

497242166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1488918.

The product of its digits is 145152, while the sum is 41.

The square root of 497242166 is about 22298.9274629970. The cubic root of 497242166 is about 792.2385719318.

The spelling of 497242166 in words is "four hundred ninety-seven million, two hundred forty-two thousand, one hundred sixty-six".