4305681938 has 32 divisors (see below), whose sum is σ = 6714489600. Its totient is φ = 2069470080.

The previous prime is 4305681901. The next prime is 4305681943. The reversal of 4305681938 is 8391865034.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a junction number, because it is equal to n+sod(n) for n = 4305681892 and 4305681901.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1410638 + ... + 1413686.

It is an arithmetic number, because the mean of its divisors is an integer number (209827800).

Almost surely, 2^4305681938 is an apocalyptic number.

4305681938 is a deficient number, since it is larger than the sum of its proper divisors (2408807662).

4305681938 is a wasteful number, since it uses less digits than its factorization.

4305681938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3362.

The product of its (nonzero) digits is 622080, while the sum is 47.

The square root of 4305681938 is about 65617.6953115545. The cubic root of 4305681938 is about 1626.8492636236.

The spelling of 4305681938 in words is "four billion, three hundred five million, six hundred eighty-one thousand, nine hundred thirty-eight".