43869672 has 192 divisors, whose sum is σ = 152530560. Its totient is φ = 11059200.

The previous prime is 43869647. The next prime is 43869677. The reversal of 43869672 is 27696834.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (43869677) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 227208 + ... + 227400.

It is an arithmetic number, because the mean of its divisors is an integer number (794430).

Almost surely, 2^43869672 is an apocalyptic number.

43869672 is a gapful number since it is divisible by the number (42) 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 43869672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76265280).

43869672 is an abundant number, since it is smaller than the sum of its proper divisors (108660888).

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

43869672 is a wasteful number, since it uses less digits than its factorization.

43869672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264 (or 257 counting only the distinct ones).

The product of its digits is 435456, while the sum is 45.

The square root of 43869672 is about 6623.4184527327. The cubic root of 43869672 is about 352.6859257583.

The spelling of 43869672 in words is "forty-three million, eight hundred sixty-nine thousand, six hundred seventy-two".