2865233340 has 144 divisors (see below), whose sum is σ = 8948249856. Its totient is φ = 741657600.

The previous prime is 2865233333. The next prime is 2865233353. The reversal of 2865233340 is 433325682.

It is a happy number.

2865233340 is a `hidden beast` number, since 2 + 86 + 5 + 233 + 340 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 2865233295 and 2865233304.

It is a congruent number.

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, 1644870 + ... + 1646610.

It is an arithmetic number, because the mean of its divisors is an integer number (62140624).

Almost surely, 2^2865233340 is an apocalyptic number.

2865233340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2865233340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4474124928).

2865233340 is an abundant number, since it is smaller than the sum of its proper divisors (6083016516).

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

2865233340 is a wasteful number, since it uses less digits than its factorization.

2865233340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2020 (or 2015 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The square root of 2865233340 is about 53527.8744207165. The cubic root of 2865233340 is about 1420.3215135235.

The spelling of 2865233340 in words is "two billion, eight hundred sixty-five million, two hundred thirty-three thousand, three hundred forty".