64376605 has 8 divisors (see below), whose sum is σ = 78895872. Its totient is φ = 50405328.

The previous prime is 64376597. The next prime is 64376621. The reversal of 64376605 is 50667346.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 64376605 - 2³ = 64376597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136737 + ... + 137206.

It is an arithmetic number, because the mean of its divisors is an integer number (9861984).

Almost surely, 2^64376605 is an apocalyptic number.

It is an amenable number.

64376605 is a deficient number, since it is larger than the sum of its proper divisors (14519267).

64376605 is a wasteful number, since it uses less digits than its factorization.

64376605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273995.

The product of its (nonzero) digits is 90720, while the sum is 37.

The square root of 64376605 is about 8023.5032872181. The cubic root of 64376605 is about 400.7830597931.

The spelling of 64376605 in words is "sixty-four million, three hundred seventy-six thousand, six hundred five".