4312867428 has 36 divisors (see below), whose sum is σ = 11543264460. Its totient is φ = 1353056256.

The previous prime is 4312867423. The next prime is 4312867459. The reversal of 4312867428 is 8247682134.

It is a happy number.

4312867428 is a `hidden beast` number, since 43 + 128 + 67 + 428 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3148556544 + 1164310884 = 56112^2 + 34122^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (4312867423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3522973 + ... + 3524196.

It is an arithmetic number, because the mean of its divisors is an integer number (320646235).

Almost surely, 2^4312867428 is an apocalyptic number.

It is an amenable number.

4312867428 is an abundant number, since it is smaller than the sum of its proper divisors (7230397032).

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

4312867428 is a wasteful number, since it uses less digits than its factorization.

4312867428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7047196 (or 7047191 counting only the distinct ones).

The product of its digits is 516096, while the sum is 45.

The square root of 4312867428 is about 65672.4251722136. The cubic root of 4312867428 is about 1627.7537438398.

The spelling of 4312867428 in words is "four billion, three hundred twelve million, eight hundred sixty-seven thousand, four hundred twenty-eight".