4309680 has 40 divisors (see below), whose sum is σ = 13360752. Its totient is φ = 1149184.

The previous prime is 4309673. The next prime is 4309693. The reversal of 4309680 is 869034.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 8739 + ... + 9218.

Almost surely, 2^4309680 is an apocalyptic number.

4309680 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4309680 is an abundant number, since it is smaller than the sum of its proper divisors (9051072).

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

4309680 is a wasteful number, since it uses less digits than its factorization.

4309680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17973 (or 17967 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 4309680 is about 2075.9768784840. The cubic root of 4309680 is about 162.7352647460.

The spelling of 4309680 in words is "four million, three hundred nine thousand, six hundred eighty".