2143402324 has 24 divisors (see below), whose sum is σ = 4294140480. Its totient is φ = 917029056.

The previous prime is 2143402321. The next prime is 2143402337. The reversal of 2143402324 is 4232043412.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2143402321) 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, 48769 + ... + 81640.

It is an arithmetic number, because the mean of its divisors is an integer number (178922520).

Almost surely, 2^2143402324 is an apocalyptic number.

It is an amenable number.

2143402324 is an abundant number, since it is smaller than the sum of its proper divisors (2150738156).

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

2143402324 is a wasteful number, since it uses less digits than its factorization.

2143402324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131007 (or 131005 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 2143402324 is about 46296.8932434996. The cubic root of 2143402324 is about 1289.3413146692.

Adding to 2143402324 its reverse (4232043412), we get a palindrome (6375445736).

The spelling of 2143402324 in words is "two billion, one hundred forty-three million, four hundred two thousand, three hundred twenty-four".