524987417 has 4 divisors (see below), whose sum is σ = 525282660. Its totient is φ = 524692176.

The previous prime is 524987401. The next prime is 524987431. The reversal of 524987417 is 714789425.

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

It can be written as a sum of positive squares in 2 ways, for example, as 228493456 + 296493961 = 15116^2 + 17219^2 .

It is a cyclic number.

It is not a de Polignac number, because 524987417 - 2⁴ = 524987401 is a prime.

It is a super-2 number, since 2×524987417² = 551223576016663778, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (524987017) 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, 144938 + ... + 148515.

It is an arithmetic number, because the mean of its divisors is an integer number (131320665).

Almost surely, 2^524987417 is an apocalyptic number.

It is an amenable number.

524987417 is a deficient number, since it is larger than the sum of its proper divisors (295243).

524987417 is a wasteful number, since it uses less digits than its factorization.

524987417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295242.

The product of its digits is 564480, while the sum is 47.

The square root of 524987417 is about 22912.6038895626. The cubic root of 524987417 is about 806.7078779536.

The spelling of 524987417 in words is "five hundred twenty-four million, nine hundred eighty-seven thousand, four hundred seventeen".