497954678 has 8 divisors (see below), whose sum is σ = 804388368. Its totient is φ = 229825224.

The previous prime is 497954629. The next prime is 497954683. The reversal of 497954678 is 876459794.

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

It is a super-2 number, since 2×497954678² = 495917722684167368, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9576026 + ... + 9576077.

It is an arithmetic number, because the mean of its divisors is an integer number (100548546).

Almost surely, 2^497954678 is an apocalyptic number.

497954678 is a deficient number, since it is larger than the sum of its proper divisors (306433690).

497954678 is a wasteful number, since it uses less digits than its factorization.

497954678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19152118.

The product of its digits is 15240960, while the sum is 59.

The square root of 497954678 is about 22314.8981176254. The cubic root of 497954678 is about 792.6167981583.

The spelling of 497954678 in words is "four hundred ninety-seven million, nine hundred fifty-four thousand, six hundred seventy-eight".