64441396 has 12 divisors (see below), whose sum is σ = 113037120. Its totient is φ = 32145080.

The previous prime is 64441387. The next prime is 64441411. The reversal of 64441396 is 69314446.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16966 + ... + 20413.

It is an arithmetic number, because the mean of its divisors is an integer number (9419760).

Almost surely, 2^64441396 is an apocalyptic number.

It is an amenable number.

64441396 is a deficient number, since it is larger than the sum of its proper divisors (48595724).

64441396 is a wasteful number, since it uses less digits than its factorization.

64441396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37814 (or 37812 counting only the distinct ones).

The product of its digits is 62208, while the sum is 37.

The square root of 64441396 is about 8027.5398473007. The cubic root of 64441396 is about 400.9174690176.

The spelling of 64441396 in words is "sixty-four million, four hundred forty-one thousand, three hundred ninety-six".