497679434 has 16 divisors (see below), whose sum is σ = 869263488. Its totient is φ = 209266512.

The previous prime is 497679433. The next prime is 497679449. The reversal of 497679434 is 434976794.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is not an unprimeable number, because it can be changed into a prime (497679431) 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, 334622 + ... + 336105.

It is an arithmetic number, because the mean of its divisors is an integer number (54328968).

Almost surely, 2^497679434 is an apocalyptic number.

497679434 is a deficient number, since it is larger than the sum of its proper divisors (371584054).

497679434 is a wasteful number, since it uses less digits than its factorization.

497679434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670789.

The product of its digits is 4572288, while the sum is 53.

The square root of 497679434 is about 22308.7299952283. The cubic root of 497679434 is about 792.4707318351.

The spelling of 497679434 in words is "four hundred ninety-seven million, six hundred seventy-nine thousand, four hundred thirty-four".