4306404640 has 96 divisors (see below), whose sum is σ = 10797784704. Its totient is φ = 1617408000.

The previous prime is 4306404607. The next prime is 4306404679. The reversal of 4306404640 is 464046034.

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, 1323015 + ... + 1326265.

It is an arithmetic number, because the mean of its divisors is an integer number (112476924).

Almost surely, 2^4306404640 is an apocalyptic number.

4306404640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4306404640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5398892352).

4306404640 is an abundant number, since it is smaller than the sum of its proper divisors (6491380064).

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

4306404640 is a wasteful number, since it uses less digits than its factorization.

4306404640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3770 (or 3762 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 31.

The square root of 4306404640 is about 65623.2019944166. The cubic root of 4306404640 is about 1626.9402799023.

The spelling of 4306404640 in words is "four billion, three hundred six million, four hundred four thousand, six hundred forty".