42425064 has 192 divisors, whose sum is σ = 139501440. Its totient is φ = 11489280.

The previous prime is 42425039. The next prime is 42425083. The reversal of 42425064 is 46052424.

42425064 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nialpdrome in base 9.

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 47 ways as a sum of consecutive naturals, for example, 309604 + ... + 309740.

It is an arithmetic number, because the mean of its divisors is an integer number (726570).

Almost surely, 2^42425064 is an apocalyptic number.

42425064 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42425064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69750720).

42425064 is an abundant number, since it is smaller than the sum of its proper divisors (97076376).

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

42425064 is a wasteful number, since it uses less digits than its factorization.

42425064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200 (or 193 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 42425064 is about 6513.4525407037. The cubic root of 42425064 is about 348.7713764983.

Adding to 42425064 its reverse (46052424), we get a palindrome (88477488).

The spelling of 42425064 in words is "forty-two million, four hundred twenty-five thousand, sixty-four".