2132302340 has 24 divisors (see below), whose sum is σ = 5117525952. Its totient is φ = 731075040.

The previous prime is 2132302339. The next prime is 2132302369. The reversal of 2132302340 is 432032312.

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

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7615226 + ... + 7615505.

It is an arithmetic number, because the mean of its divisors is an integer number (213230248).

Almost surely, 2^2132302340 is an apocalyptic number.

2132302340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2132302340 is an abundant number, since it is smaller than the sum of its proper divisors (2985223612).

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

2132302340 is a wasteful number, since it uses less digits than its factorization.

2132302340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15230747 (or 15230745 counting only the distinct ones).

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

The square root of 2132302340 is about 46176.8593561754. The cubic root of 2132302340 is about 1287.1117683250. Note that the first 3 decimals are identical.

Adding to 2132302340 its reverse (432032312), we get a palindrome (2564334652).

The spelling of 2132302340 in words is "two billion, one hundred thirty-two million, three hundred two thousand, three hundred forty".