64069376 has 36 divisors (see below), whose sum is σ = 146162352. Its totient is φ = 27457536.

The previous prime is 64069367. The next prime is 64069393. The reversal of 64069376 is 67396046.

It is a happy number.

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, 16085 + ... + 19668.

Almost surely, 2^64069376 is an apocalyptic number.

It is an amenable number.

64069376 is an abundant number, since it is smaller than the sum of its proper divisors (82092976).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64069376 is an equidigital number, since it uses as much as digits as its factorization.

64069376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35776 (or 35762 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 41.

The square root of 64069376 is about 8004.3348255804. The cubic root of 64069376 is about 400.1444811401.

The spelling of 64069376 in words is "sixty-four million, sixty-nine thousand, three hundred seventy-six".