64042594 has 16 divisors (see below), whose sum is σ = 119768256. Its totient is φ = 24951600.

The previous prime is 64042591. The next prime is 64042607. The reversal of 64042594 is 49524046.

64042594 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (64042591) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 207777 + ... + 208084.

It is an arithmetic number, because the mean of its divisors is an integer number (7485516).

Almost surely, 2^64042594 is an apocalyptic number.

64042594 is a deficient number, since it is larger than the sum of its proper divisors (55725662).

64042594 is a wasteful number, since it uses less digits than its factorization.

64042594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 415881.

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 64042594 is about 8002.6616822155. The cubic root of 64042594 is about 400.0887178214.

It can be divided in two parts, 6404 and 2594, that added together give a palindrome (8998).

The spelling of 64042594 in words is "sixty-four million, forty-two thousand, five hundred ninety-four".