64067384 has 32 divisors (see below), whose sum is σ = 122340240. Its totient is φ = 31449600.

The previous prime is 64067383. The next prime is 64067401. The reversal of 64067384 is 48376046.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64067383) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118154 + ... + 118694.

Almost surely, 2^64067384 is an apocalyptic number.

It is an amenable number.

64067384 is a deficient number, since it is larger than the sum of its proper divisors (58272856).

64067384 is a wasteful number, since it uses less digits than its factorization.

64067384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 791 (or 787 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 38.

The square root of 64067384 is about 8004.2103920374. The cubic root of 64067384 is about 400.1403340934.

The spelling of 64067384 in words is "sixty-four million, sixty-seven thousand, three hundred eighty-four".