32430464 has 64 divisors (see below), whose sum is σ = 72852480. Its totient is φ = 14246400.

The previous prime is 32430451. The next prime is 32430481. The reversal of 32430464 is 46403423.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 43277 + ... + 44019.

It is an arithmetic number, because the mean of its divisors is an integer number (1138320).

Almost surely, 2^32430464 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 32430464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36426240).

32430464 is an abundant number, since it is smaller than the sum of its proper divisors (40422016).

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

32430464 is a wasteful number, since it uses less digits than its factorization.

32430464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 799 (or 787 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

The square root of 32430464 is about 5694.7751492048. The cubic root of 32430464 is about 318.8974555998.

Adding to 32430464 its reverse (46403423), we get a palindrome (78833887).

The spelling of 32430464 in words is "thirty-two million, four hundred thirty thousand, four hundred sixty-four".