105799625 has 8 divisors (see below), whose sum is σ = 132038088. Its totient is φ = 84639600.

The previous prime is 105799601. The next prime is 105799649. The reversal of 105799625 is 526997501.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (105799601) and next prime (105799649).

It can be written as a sum of positive squares in 4 ways, for example, as 59536 + 105740089 = 244^2 + 10283^2 .

It is not a de Polignac number, because 105799625 - 2¹⁰ = 105798601 is a prime.

It is a super-2 number, since 2×105799625² = 22387121300281250, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 423074 + ... + 423323.

It is an arithmetic number, because the mean of its divisors is an integer number (16504761).

Almost surely, 2^105799625 is an apocalyptic number.

It is an amenable number.

105799625 is a deficient number, since it is larger than the sum of its proper divisors (26238463).

105799625 is an frugal number, since it uses more digits than its factorization.

105799625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 846412 (or 846402 counting only the distinct ones).

The product of its (nonzero) digits is 170100, while the sum is 44.

The square root of 105799625 is about 10285.8944676678. The cubic root of 105799625 is about 472.9639536467.

The spelling of 105799625 in words is "one hundred five million, seven hundred ninety-nine thousand, six hundred twenty-five".