497971774 has 4 divisors (see below), whose sum is σ = 746957664. Its totient is φ = 248985886.

The previous prime is 497971759. The next prime is 497971783. The reversal of 497971774 is 477179794.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 124492942 + ... + 124492945.

It is an arithmetic number, because the mean of its divisors is an integer number (186739416).

Almost surely, 2^497971774 is an apocalyptic number.

497971774 is a deficient number, since it is larger than the sum of its proper divisors (248985890).

497971774 is a wasteful number, since it uses less digits than its factorization.

497971774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248985889.

The product of its digits is 3111696, while the sum is 55.

The square root of 497971774 is about 22315.2811768080. The cubic root of 497971774 is about 792.6258688779.

The spelling of 497971774 in words is "four hundred ninety-seven million, nine hundred seventy-one thousand, seven hundred seventy-four".