64355345 has 8 divisors (see below), whose sum is σ = 77835264. Its totient is φ = 51078384.

The previous prime is 64355341. The next prime is 64355377. The reversal of 64355345 is 54355346.

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

It is not a de Polignac number, because 64355345 - 2² = 64355341 is a prime.

It is a super-2 number, since 2×64355345² = 8283220860138050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64355341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50039 + ... + 51308.

It is an arithmetic number, because the mean of its divisors is an integer number (9729408).

Almost surely, 2^64355345 is an apocalyptic number.

It is an amenable number.

64355345 is a deficient number, since it is larger than the sum of its proper divisors (13479919).

64355345 is a wasteful number, since it uses less digits than its factorization.

64355345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101479.

The product of its digits is 108000, while the sum is 35.

The square root of 64355345 is about 8022.1783201323. The cubic root of 64355345 is about 400.7389361761.

Subtracting from 64355345 its reverse (54355346), we obtain a palindrome (9999999).

The spelling of 64355345 in words is "sixty-four million, three hundred fifty-five thousand, three hundred forty-five".