2012333240 has 32 divisors (see below), whose sum is σ = 4531038480. Its totient is φ = 804348672.

The previous prime is 2012333207. The next prime is 2012333249. The reversal of 2012333240 is 423332102.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012333249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39767 + ... + 74873.

Almost surely, 2^2012333240 is an apocalyptic number.

2012333240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2012333240 is an abundant number, since it is smaller than the sum of its proper divisors (2518705240).

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

2012333240 is a wasteful number, since it uses less digits than its factorization.

2012333240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36551 (or 36547 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 2012333240 is about 44859.0374395171. The cubic root of 2012333240 is about 1262.5055626981.

Adding to 2012333240 its reverse (423332102), we get a palindrome (2435665342).

The spelling of 2012333240 in words is "two billion, twelve million, three hundred thirty-three thousand, two hundred forty".