32742340 has 96 divisors (see below), whose sum is σ = 78382080. Its totient is φ = 11421696.

The previous prime is 32742319. The next prime is 32742341. The reversal of 32742340 is 4324723.

It is not an unprimeable number, because it can be changed into a prime (32742341) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 414421 + ... + 414499.

It is an arithmetic number, because the mean of its divisors is an integer number (816480).

Almost surely, 2^32742340 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 32742340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39191040).

32742340 is an abundant number, since it is smaller than the sum of its proper divisors (45639740).

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

32742340 is a wasteful number, since it uses less digits than its factorization.

32742340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181 (or 179 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 25.

The square root of 32742340 is about 5722.0922746841. The cubic root of 32742340 is about 319.9164495414.

The spelling of 32742340 in words is "thirty-two million, seven hundred forty-two thousand, three hundred forty".