32313340 has 24 divisors (see below), whose sum is σ = 68019840. Its totient is φ = 12894528.

The previous prime is 32313317. The next prime is 32313343. The reversal of 32313340 is 4331323.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32313343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7894 + ... + 11266.

It is an arithmetic number, because the mean of its divisors is an integer number (2834160).

Almost surely, 2^32313340 is an apocalyptic number.

It is an amenable number.

32313340 is an abundant number, since it is smaller than the sum of its proper divisors (35706500).

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

32313340 is a wasteful number, since it uses less digits than its factorization.

32313340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3861 (or 3859 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 32313340 is about 5684.4823862864. The cubic root of 32313340 is about 318.5130886007.

Adding to 32313340 its reverse (4331323), we get a palindrome (36644663).

The spelling of 32313340 in words is "thirty-two million, three hundred thirteen thousand, three hundred forty".