2030239890 has 160 divisors (see below), whose sum is σ = 6272221824. Its totient is φ = 461583360.

The previous prime is 2030239873. The next prime is 2030239891. The reversal of 2030239890 is 989320302.

It is not an unprimeable number, because it can be changed into a prime (2030239891) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1195522 + ... + 1197218.

Almost surely, 2^2030239890 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2030239890, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3136110912).

2030239890 is an abundant number, since it is smaller than the sum of its proper divisors (4241981934).

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

2030239890 is a wasteful number, since it uses less digits than its factorization.

2030239890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1934 (or 1925 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 2030239890 is about 45058.1833854850. The cubic root of 2030239890 is about 1266.2392912607.

The spelling of 2030239890 in words is "two billion, thirty million, two hundred thirty-nine thousand, eight hundred ninety".