3898581466 has 16 divisors (see below), whose sum is σ = 6571522944. Its totient is φ = 1721112624.

The previous prime is 3898581419. The next prime is 3898581493. The reversal of 3898581466 is 6641858983.

It is a self number, because there is not a number n which added to its sum of digits gives 3898581466.

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, 3259086 + ... + 3260281.

It is an arithmetic number, because the mean of its divisors is an integer number (410720184).

Almost surely, 2^3898581466 is an apocalyptic number.

3898581466 is a deficient number, since it is larger than the sum of its proper divisors (2672941478).

3898581466 is a wasteful number, since it uses less digits than its factorization.

3898581466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6519405.

The product of its digits is 9953280, while the sum is 58.

The square root of 3898581466 is about 62438.6215895258. The cubic root of 3898581466 is about 1573.8700508451.

The spelling of 3898581466 in words is "three billion, eight hundred ninety-eight million, five hundred eighty-one thousand, four hundred sixty-six".