3898318654 has 16 divisors (see below), whose sum is σ = 6517314000. Its totient is φ = 1737949824.

The previous prime is 3898318621. The next prime is 3898318657. The reversal of 3898318654 is 4568138983.

It is a super-3 number, since 3×3898318654³ (a number of 30 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3898318595 and 3898318604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3898318657) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3016629 + ... + 3017920.

It is an arithmetic number, because the mean of its divisors is an integer number (407332125).

Almost surely, 2^3898318654 is an apocalyptic number.

3898318654 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

3898318654 is a deficient number, since it is larger than the sum of its proper divisors (2618995346).

3898318654 is a wasteful number, since it uses less digits than its factorization.

3898318654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6034587.

The product of its digits is 4976640, while the sum is 55.

The square root of 3898318654 is about 62436.5169912608. The cubic root of 3898318654 is about 1573.8346840299.

The spelling of 3898318654 in words is "three billion, eight hundred ninety-eight million, three hundred eighteen thousand, six hundred fifty-four".