4479021084 has 48 divisors (see below), whose sum is σ = 10638190080. Its totient is φ = 1466431680.

The previous prime is 4479021073. The next prime is 4479021103. The reversal of 4479021084 is 4801209744.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 219417 + ... + 238959.

It is an arithmetic number, because the mean of its divisors is an integer number (221628960).

Almost surely, 2^4479021084 is an apocalyptic number.

It is an amenable number.

4479021084 is an abundant number, since it is smaller than the sum of its proper divisors (6159168996).

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

4479021084 is a wasteful number, since it uses less digits than its factorization.

4479021084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19890 (or 19888 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 39.

The square root of 4479021084 is about 66925.4890456543. The cubic root of 4479021084 is about 1648.3940399828.

The spelling of 4479021084 in words is "four billion, four hundred seventy-nine million, twenty-one thousand, eighty-four".