4305672 has 48 divisors (see below), whose sum is σ = 13328640. Its totient is φ = 1230048.

The previous prime is 4305661. The next prime is 4305673. The reversal of 4305672 is 2765034.

It is a happy number.

It is a super-2 number, since 2×4305672² = 37077622743168, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (4305673) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3768 + ... + 4775.

It is an arithmetic number, because the mean of its divisors is an integer number (277680).

Almost surely, 2^4305672 is an apocalyptic number.

4305672 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

4305672 is an abundant number, since it is smaller than the sum of its proper divisors (9022968).

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

4305672 is a wasteful number, since it uses less digits than its factorization.

4305672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8562 (or 8555 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 4305672 is about 2075.0113252703. The cubic root of 4305672 is about 162.6848011972.

Subtracting from 4305672 its sum of digits (27), we obtain a triangular number (4305645 = T₂₉₃₄).

The spelling of 4305672 in words is "four million, three hundred five thousand, six hundred seventy-two".