64426120 has 32 divisors (see below), whose sum is σ = 158137920. Its totient is φ = 23427520.

The previous prime is 64426097. The next prime is 64426123. The reversal of 64426120 is 2162446.

It is not an unprimeable number, because it can be changed into a prime (64426123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72772 + ... + 73651.

It is an arithmetic number, because the mean of its divisors is an integer number (4941810).

Almost surely, 2^64426120 is an apocalyptic number.

It is an amenable number.

64426120 is an abundant number, since it is smaller than the sum of its proper divisors (93711800).

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

64426120 is a wasteful number, since it uses less digits than its factorization.

64426120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146445 (or 146441 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 64426120 is about 8026.5883163396. The cubic root of 64426120 is about 400.8857870055.

Adding to 64426120 its reverse (2162446), we get a palindrome (66588566).

It can be divided in two parts, 64426 and 120, that added together give a palindrome (64546).

The spelling of 64426120 in words is "sixty-four million, four hundred twenty-six thousand, one hundred twenty".