2089908450 has 72 divisors (see below), whose sum is σ = 6417023808. Its totient is φ = 477692640.

The previous prime is 2089908449. The next prime is 2089908451. The reversal of 2089908450 is 548099802.

2089908450 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2089908449) and next prime (2089908451).

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 2089908396 and 2089908405.

It is not an unprimeable number, because it can be changed into a prime (2089908451) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 328582 + ... + 334881.

Almost surely, 2^2089908450 is an apocalyptic number.

2089908450 is an abundant number, since it is smaller than the sum of its proper divisors (4327115358).

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

2089908450 is a wasteful number, since it uses less digits than its factorization.

2089908450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 663488 (or 663480 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 45.

The square root of 2089908450 is about 45715.5165124490. The cubic root of 2089908450 is about 1278.5245959950.

The spelling of 2089908450 in words is "two billion, eighty-nine million, nine hundred eight thousand, four hundred fifty".