64425435 has 8 divisors (see below), whose sum is σ = 103080720. Its totient is φ = 34360224.

The previous prime is 64425419. The next prime is 64425457. The reversal of 64425435 is 53452446.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 64425435 - 2⁴ = 64425419 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 64425396 and 64425405.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2147500 + ... + 2147529.

It is an arithmetic number, because the mean of its divisors is an integer number (12885090).

Almost surely, 2^64425435 is an apocalyptic number.

64425435 is a deficient number, since it is larger than the sum of its proper divisors (38655285).

64425435 is a wasteful number, since it uses less digits than its factorization.

64425435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4295037.

The product of its digits is 57600, while the sum is 33.

The square root of 64425435 is about 8026.5456455439. The cubic root of 64425435 is about 400.8843662167.

The spelling of 64425435 in words is "sixty-four million, four hundred twenty-five thousand, four hundred thirty-five".