3898473686 has 8 divisors (see below), whose sum is σ = 5848449024. Its totient is φ = 1948990680.

The previous prime is 3898473673. The next prime is 3898473707. The reversal of 3898473686 is 6863748983.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102605 + ... + 135368.

It is an arithmetic number, because the mean of its divisors is an integer number (731056128).

Almost surely, 2^3898473686 is an apocalyptic number.

3898473686 is a deficient number, since it is larger than the sum of its proper divisors (1949975338).

3898473686 is a wasteful number, since it uses less digits than its factorization.

3898473686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246166.

The product of its digits is 41803776, while the sum is 62.

The square root of 3898473686 is about 62437.7584959614. The cubic root of 3898473686 is about 1573.8555469990.

The spelling of 3898473686 in words is "three billion, eight hundred ninety-eight million, four hundred seventy-three thousand, six hundred eighty-six".