32342730 has 64 divisors (see below), whose sum is σ = 89227008. Its totient is φ = 7349760.

The previous prime is 32342729. The next prime is 32342767. The reversal of 32342730 is 3724323.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 32342730.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48600 + ... + 49260.

It is an arithmetic number, because the mean of its divisors is an integer number (1394172).

Almost surely, 2^32342730 is an apocalyptic number.

32342730 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 32342730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44613504).

32342730 is an abundant number, since it is smaller than the sum of its proper divisors (56884278).

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

32342730 is a wasteful number, since it uses less digits than its factorization.

32342730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 911.

The product of its (nonzero) digits is 3024, while the sum is 24.

The square root of 32342730 is about 5687.0669065873. The cubic root of 32342730 is about 318.6096252327.

The spelling of 32342730 in words is "thirty-two million, three hundred forty-two thousand, seven hundred thirty".