2998438564 has 81 divisors (see below), whose sum is σ = 6134017323. Its totient is φ = 1281337200.

The previous prime is 2998438519. The next prime is 2998438571. The reversal of 2998438564 is 4658348992.

The square root of 2998438564 is 54758.

It is a perfect power (a square), and thus also a powerful number.

It is a junction number, because it is equal to n+sod(n) for n = 2998438499 and 2998438508.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 22888779 + ... + 22888909.

Almost surely, 2^2998438564 is an apocalyptic number.

2998438564 is the 54758-th square number.

It is an amenable number.

2998438564 is an abundant number, since it is smaller than the sum of its proper divisors (3135578759).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2998438564 is a wasteful number, since it uses less digits than its factorization.

2998438564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326 (or 163 counting only the distinct ones).

The product of its digits is 14929920, while the sum is 58.

The cubic root of 2998438564 is about 1441.9993068390. Note that the first 3 decimals are identical.

It can be divided in two parts, 299843856 and 4, that multiplied together give a square (1199375424 = 34632²).

The spelling of 2998438564 in words is "two billion, nine hundred ninety-eight million, four hundred thirty-eight thousand, five hundred sixty-four".