4071432 has 48 divisors (see below), whose sum is σ = 10830960. Its totient is φ = 1275136.

The previous prime is 4071427. The next prime is 4071433. The reversal of 4071432 is 2341704.

It is a junction number, because it is equal to n+sod(n) for n = 4071399 and 4071408.

It is not an unprimeable number, because it can be changed into a prime (4071433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6643 + ... + 7229.

It is an arithmetic number, because the mean of its divisors is an integer number (225645).

Almost surely, 2^4071432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4071432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5415480).

4071432 is an abundant number, since it is smaller than the sum of its proper divisors (6759528).

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

4071432 is a wasteful number, since it uses less digits than its factorization.

4071432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630 (or 609 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 4071432 is about 2017.7789769943. The cubic root of 4071432 is about 159.6794624435.

The spelling of 4071432 in words is "four million, seventy-one thousand, four hundred thirty-two".