64532017 has 16 divisors (see below), whose sum is σ = 75816000. Its totient is φ = 54269440.

The previous prime is 64532011. The next prime is 64532023. The reversal of 64532017 is 71023546.

It is an interprime number because it is at equal distance from previous prime (64532011) and next prime (64532023).

It is a de Polignac number, because none of the positive numbers 2^k-64532017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64532011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8109 + ... + 13957.

It is an arithmetic number, because the mean of its divisors is an integer number (4738500).

Almost surely, 2^64532017 is an apocalyptic number.

It is an amenable number.

64532017 is a deficient number, since it is larger than the sum of its proper divisors (11283983).

64532017 is a wasteful number, since it uses less digits than its factorization.

64532017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5936.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 64532017 is about 8033.1822461587. The cubic root of 64532017 is about 401.1053116521.

The spelling of 64532017 in words is "sixty-four million, five hundred thirty-two thousand, seventeen".