100504417 has 8 divisors (see below), whose sum is σ = 108325224. Its totient is φ = 92696448.

The previous prime is 100504409. The next prime is 100504421. The reversal of 100504417 is 714405001.

It can be written as a sum of positive squares in 4 ways, for example, as 20151121 + 80353296 = 4489^2 + 8964^2 .

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

It is not a de Polignac number, because 100504417 - 2³ = 100504409 is a prime.

It is a super-2 number, since 2×100504417² = 20202275673019778, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100504487) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18573 + ... + 23365.

It is an arithmetic number, because the mean of its divisors is an integer number (13540653).

Almost surely, 2^100504417 is an apocalyptic number.

It is an amenable number.

100504417 is a deficient number, since it is larger than the sum of its proper divisors (7820807).

100504417 is a wasteful number, since it uses less digits than its factorization.

100504417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6419.

The product of its (nonzero) digits is 560, while the sum is 22.

The square root of 100504417 is about 10025.1891253981. The cubic root of 100504417 is about 464.9380069203.

Adding to 100504417 its reverse (714405001), we get a palindrome (814909418).

The spelling of 100504417 in words is "one hundred million, five hundred four thousand, four hundred seventeen".