2321252428 has 12 divisors (see below), whose sum is σ = 4431481992. Its totient is φ = 1055114720.

The previous prime is 2321252411. The next prime is 2321252429. The reversal of 2321252428 is 8242521232.

It is a self number, because there is not a number n which added to its sum of digits gives 2321252428.

It is not an unprimeable number, because it can be changed into a prime (2321252429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26377825 + ... + 26377912.

It is an arithmetic number, because the mean of its divisors is an integer number (369290166).

Almost surely, 2^2321252428 is an apocalyptic number.

It is an amenable number.

2321252428 is a deficient number, since it is larger than the sum of its proper divisors (2110229564).

2321252428 is a wasteful number, since it uses less digits than its factorization.

2321252428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52755752 (or 52755750 counting only the distinct ones).

The product of its digits is 15360, while the sum is 31.

The square root of 2321252428 is about 48179.3776215509. The cubic root of 2321252428 is about 1324.0593638099.

The spelling of 2321252428 in words is "two billion, three hundred twenty-one million, two hundred fifty-two thousand, four hundred twenty-eight".