13625417 has 8 divisors (see below), whose sum is σ = 14737800. Its totient is φ = 12522240.

The previous prime is 13625411. The next prime is 13625419. The reversal of 13625417 is 71452631.

It can be written as a sum of positive squares in 4 ways, for example, as 1936 + 13623481 = 44^2 + 3691^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13625417 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13625417.

It is not an unprimeable number, because it can be changed into a prime (13625411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 959 + ... + 5307.

It is an arithmetic number, because the mean of its divisors is an integer number (1842225).

Almost surely, 2^13625417 is an apocalyptic number.

It is an amenable number.

13625417 is a deficient number, since it is larger than the sum of its proper divisors (1112383).

13625417 is a wasteful number, since it uses less digits than its factorization.

13625417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4603.

The product of its digits is 5040, while the sum is 29.

The square root of 13625417 is about 3691.2622502337. The cubic root of 13625417 is about 238.8452456618.

The spelling of 13625417 in words is "thirteen million, six hundred twenty-five thousand, four hundred seventeen".