3685798905 has 8 divisors (see below), whose sum is σ = 5897278272. Its totient is φ = 1965759408.

The previous prime is 3685798889. The next prime is 3685798927. The reversal of 3685798905 is 5098975863.

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

It is not a de Polignac number, because 3685798905 - 2⁴ = 3685798889 is a prime.

It is a super-2 number, since 2×3685798905² = 27170227136198398050, which contains 22 as substring.

It is a Curzon 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, 122859949 + ... + 122859978.

It is an arithmetic number, because the mean of its divisors is an integer number (737159784).

Almost surely, 2^3685798905 is an apocalyptic number.

It is an amenable number.

3685798905 is a deficient number, since it is larger than the sum of its proper divisors (2211479367).

3685798905 is a wasteful number, since it uses less digits than its factorization.

3685798905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245719935.

The product of its (nonzero) digits is 16329600, while the sum is 60.

The square root of 3685798905 is about 60710.7807971533. The cubic root of 3685798905 is about 1544.6990480096.

The spelling of 3685798905 in words is "three billion, six hundred eighty-five million, seven hundred ninety-eight thousand, nine hundred five".