4891343628 has 12 divisors (see below), whose sum is σ = 11413135160. Its totient is φ = 1630447872.

The previous prime is 4891343617. The next prime is 4891343629. The reversal of 4891343628 is 8263431984.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (4891343629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 203805973 + ... + 203805996.

Almost surely, 2^4891343628 is an apocalyptic number.

It is an amenable number.

4891343628 is an abundant number, since it is smaller than the sum of its proper divisors (6521791532).

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

4891343628 is a wasteful number, since it uses less digits than its factorization.

4891343628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407611976 (or 407611974 counting only the distinct ones).

The product of its digits is 995328, while the sum is 48.

The square root of 4891343628 is about 69938.1414394177. The cubic root of 4891343628 is about 1697.4984693900.

The spelling of 4891343628 in words is "four billion, eight hundred ninety-one million, three hundred forty-three thousand, six hundred twenty-eight".