64260424 has 16 divisors (see below), whose sum is σ = 120682620. Its totient is φ = 32078400.

The previous prime is 64260401. The next prime is 64260439. The reversal of 64260424 is 42406246.

It can be written as a sum of positive squares in 2 ways, for example, as 61308900 + 2951524 = 7830^2 + 1718^2 .

It is a junction number, because it is equal to n+sod(n) for n = 64260392 and 64260401.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 927 + ... + 11374.

Almost surely, 2^64260424 is an apocalyptic number.

It is an amenable number.

64260424 is a deficient number, since it is larger than the sum of its proper divisors (56422196).

64260424 is a wasteful number, since it uses less digits than its factorization.

64260424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12960 (or 12956 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 64260424 is about 8016.2599758241. The cubic root of 64260424 is about 400.5418157578.

The spelling of 64260424 in words is "sixty-four million, two hundred sixty thousand, four hundred twenty-four".