64234545 has 8 divisors (see below), whose sum is σ = 102775296. Its totient is φ = 34258416.

The previous prime is 64234543. The next prime is 64234567. The reversal of 64234545 is 54543246.

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

It is not a de Polignac number, because 64234545 - 2¹ = 64234543 is a prime.

It is not an unprimeable number, because it can be changed into a prime (64234543) 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, 2141137 + ... + 2141166.

It is an arithmetic number, because the mean of its divisors is an integer number (12846912).

Almost surely, 2^64234545 is an apocalyptic number.

It is an amenable number.

64234545 is a deficient number, since it is larger than the sum of its proper divisors (38540751).

64234545 is a wasteful number, since it uses less digits than its factorization.

64234545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4282311.

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

The square root of 64234545 is about 8014.6456565465. The cubic root of 64234545 is about 400.4880397176.

The spelling of 64234545 in words is "sixty-four million, two hundred thirty-four thousand, five hundred forty-five".