32006340 has 120 divisors (see below), whose sum is σ = 104892480. Its totient is φ = 8154432.

The previous prime is 32006321. The next prime is 32006341. The reversal of 32006340 is 4360023.

32006340 is a `hidden beast` number, since 32 + 0 + 0 + 634 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (32006341) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 36831 + ... + 37689.

It is an arithmetic number, because the mean of its divisors is an integer number (874104).

Almost surely, 2^32006340 is an apocalyptic number.

32006340 is a gapful number since it is divisible by the number (30) 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 32006340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52446240).

32006340 is an abundant number, since it is smaller than the sum of its proper divisors (72886140).

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

32006340 is a wasteful number, since it uses less digits than its factorization.

32006340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 903 (or 892 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 32006340 is about 5657.4146038628. The cubic root of 32006340 is about 317.5011759313.

Adding to 32006340 its reverse (4360023), we get a palindrome (36366363).

The spelling of 32006340 in words is "thirty-two million, six thousand, three hundred forty".