2089637004 has 144 divisors (see below), whose sum is σ = 6126828288. Its totient is φ = 542887488.

The previous prime is 2089637003. The next prime is 2089637029. The reversal of 2089637004 is 4007369802.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (2089637003) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 31188579 + ... + 31188645.

Almost surely, 2^2089637004 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 2089637004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3063414144).

2089637004 is an abundant number, since it is smaller than the sum of its proper divisors (4037191284).

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

2089637004 is an frugal number, since it uses more digits than its factorization.

2089637004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146 (or 92 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 2089637004 is about 45712.5475553485. The cubic root of 2089637004 is about 1278.4692402346.

The spelling of 2089637004 in words is "two billion, eighty-nine million, six hundred thirty-seven thousand, four".