524971497 has 4 divisors (see below), whose sum is σ = 699962000. Its totient is φ = 349980996.

The previous prime is 524971493. The next prime is 524971507. The reversal of 524971497 is 794179425.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 524971497 - 2² = 524971493 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (524971493) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87495247 + ... + 87495252.

It is an arithmetic number, because the mean of its divisors is an integer number (174990500).

Almost surely, 2^524971497 is an apocalyptic number.

It is an amenable number.

524971497 is a deficient number, since it is larger than the sum of its proper divisors (174990503).

524971497 is a wasteful number, since it uses less digits than its factorization.

524971497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174990502.

The product of its digits is 635040, while the sum is 48.

The square root of 524971497 is about 22912.2564798843. The cubic root of 524971497 is about 806.6997235237.

The spelling of 524971497 in words is "five hundred twenty-four million, nine hundred seventy-one thousand, four hundred ninety-seven".