64026446 has 32 divisors (see below), whose sum is σ = 107775360. Its totient is φ = 28280800.

The previous prime is 64026433. The next prime is 64026481. The reversal of 64026446 is 64462046.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138656 + ... + 139116.

It is an arithmetic number, because the mean of its divisors is an integer number (3367980).

Almost surely, 2^64026446 is an apocalyptic number.

64026446 is a deficient number, since it is larger than the sum of its proper divisors (43748914).

64026446 is a wasteful number, since it uses less digits than its factorization.

64026446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 640.

The product of its (nonzero) digits is 27648, while the sum is 32.

The square root of 64026446 is about 8001.6527042855. The cubic root of 64026446 is about 400.0550882462.

Subtracting 64026446 from its reverse (64462046), we obtain a square (435600 = 660²).

The spelling of 64026446 in words is "sixty-four million, twenty-six thousand, four hundred forty-six".