2098387564 has 60 divisors (see below), whose sum is σ = 4613762384. Its totient is φ = 830131344.

The previous prime is 2098387561. The next prime is 2098387583. The reversal of 2098387564 is 4657838902.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is not an unprimeable number, because it can be changed into a prime (2098387561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 161414422 + ... + 161414434.

Almost surely, 2^2098387564 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2098387564, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2306881192).

2098387564 is an abundant number, since it is smaller than the sum of its proper divisors (2515374820).

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

2098387564 is an frugal number, since it uses more digits than its factorization.

2098387564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80 (or 22 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 52.

The square root of 2098387564 is about 45808.1604520417. The cubic root of 2098387564 is about 1280.2513267883.

2098387564 divided by its sum of digits (52) gives a 9-th power (40353607 = 7⁹).

The spelling of 2098387564 in words is "two billion, ninety-eight million, three hundred eighty-seven thousand, five hundred sixty-four".