2235840012 has 90 divisors (see below), whose sum is σ = 6593520388. Its totient is φ = 638786736.

The previous prime is 2235839993. The next prime is 2235840031. The reversal of 2235840012 is 2100485322.

It is an interprime number because it is at equal distance from previous prime (2235839993) and next prime (2235840031).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 73503 + ... + 99369.

Almost surely, 2^2235840012 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 2235840012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3296760194).

2235840012 is an abundant number, since it is smaller than the sum of its proper divisors (4357680376).

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

2235840012 is a wasteful number, since it uses less digits than its factorization.

2235840012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25905 (or 25879 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 2235840012 is about 47284.6699470346. The cubic root of 2235840012 is about 1307.6160461573.

The spelling of 2235840012 in words is "two billion, two hundred thirty-five million, eight hundred forty thousand, twelve".