4391689476 has 24 divisors (see below), whose sum is σ = 10248454944. Its totient is φ = 1463728000.

The previous prime is 4391689429. The next prime is 4391689481. The reversal of 4391689476 is 6749861934.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132076 + ... + 161948.

It is an arithmetic number, because the mean of its divisors is an integer number (427018956).

Almost surely, 2^4391689476 is an apocalyptic number.

It is an amenable number.

4391689476 is an abundant number, since it is smaller than the sum of its proper divisors (5856765468).

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

4391689476 is a wasteful number, since it uses less digits than its factorization.

4391689476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42131 (or 42129 counting only the distinct ones).

The product of its digits is 7838208, while the sum is 57.

The square root of 4391689476 is about 66269.8232682116. The cubic root of 4391689476 is about 1637.6102259853.

The spelling of 4391689476 in words is "four billion, three hundred ninety-one million, six hundred eighty-nine thousand, four hundred seventy-six".