64834408 has 8 divisors (see below), whose sum is σ = 121564530. Its totient is φ = 32417200.

The previous prime is 64834373. The next prime is 64834463. The reversal of 64834408 is 80443846.

It can be written as a sum of positive squares in only one way, i.e., 53260804 + 11573604 = 7298^2 + 3402^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4052143 + ... + 4052158.

Almost surely, 2^64834408 is an apocalyptic number.

It is an amenable number.

64834408 is a deficient number, since it is larger than the sum of its proper divisors (56730122).

64834408 is a wasteful number, since it uses less digits than its factorization.

64834408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8104307 (or 8104303 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 37.

The square root of 64834408 is about 8051.9816194524. The cubic root of 64834408 is about 401.7308495964.

The spelling of 64834408 in words is "sixty-four million, eight hundred thirty-four thousand, four hundred eight".