64067045 has 32 divisors (see below), whose sum is σ = 90091008. Its totient is φ = 42835968.

The previous prime is 64067041. The next prime is 64067071. The reversal of 64067045 is 54076046.

It is not a de Polignac number, because 64067045 - 2² = 64067041 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64067041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 383552 + ... + 383718.

It is an arithmetic number, because the mean of its divisors is an integer number (2815344).

Almost surely, 2^64067045 is an apocalyptic number.

It is an amenable number.

64067045 is a deficient number, since it is larger than the sum of its proper divisors (26023963).

64067045 is a wasteful number, since it uses less digits than its factorization.

64067045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389.

The product of its (nonzero) digits is 20160, while the sum is 32.

The square root of 64067045 is about 8004.1892156545. The cubic root of 64067045 is about 400.1396283375.

Subtracting from 64067045 its reverse (54076046), we obtain a palindrome (9990999).

The spelling of 64067045 in words is "sixty-four million, sixty-seven thousand, forty-five".