64232742 has 32 divisors (see below), whose sum is σ = 148200192. Its totient is φ = 18179424.

The previous prime is 64232731. The next prime is 64232743. The reversal of 64232742 is 24723246.

64232742 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64232743) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2653 + ... + 11640.

It is an arithmetic number, because the mean of its divisors is an integer number (4631256).

Almost surely, 2^64232742 is an apocalyptic number.

64232742 is an abundant number, since it is smaller than the sum of its proper divisors (83967450).

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

64232742 is a wasteful number, since it uses less digits than its factorization.

64232742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14412.

The product of its digits is 16128, while the sum is 30.

The square root of 64232742 is about 8014.5331741780. The cubic root of 64232742 is about 400.4842925818.

Adding to 64232742 its reverse (24723246), we get a palindrome (88955988).

The spelling of 64232742 in words is "sixty-four million, two hundred thirty-two thousand, seven hundred forty-two".