4000923090 has 96 divisors (see below), whose sum is σ = 10815831936. Its totient is φ = 1025291520.

The previous prime is 4000923077. The next prime is 4000923107. The reversal of 4000923090 is 903290004.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 239139 + ... + 255321.

It is an arithmetic number, because the mean of its divisors is an integer number (112664916).

Almost surely, 2^4000923090 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4000923090, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5407915968).

4000923090 is an abundant number, since it is smaller than the sum of its proper divisors (6814908846).

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

4000923090 is a wasteful number, since it uses less digits than its factorization.

4000923090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16304 (or 16301 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 4000923090 is about 63252.8504496042. The cubic root of 4000923090 is about 1587.5231520793.

The spelling of 4000923090 in words is "four billion, nine hundred twenty-three thousand, ninety".