64498017 has 8 divisors (see below), whose sum is σ = 91056096. Its totient is φ = 40469312.

The previous prime is 64498009. The next prime is 64498081. The reversal of 64498017 is 71089446.

It is a happy number.

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 64498017 - 2³ = 64498009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (64498517) 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, 632283 + ... + 632384.

It is an arithmetic number, because the mean of its divisors is an integer number (11382012).

Almost surely, 2^64498017 is an apocalyptic number.

It is an amenable number.

64498017 is a deficient number, since it is larger than the sum of its proper divisors (26558079).

64498017 is a wasteful number, since it uses less digits than its factorization.

64498017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1264687.

The product of its (nonzero) digits is 48384, while the sum is 39.

The square root of 64498017 is about 8031.0657449681. The cubic root of 64498017 is about 401.0348557915.

The spelling of 64498017 in words is "sixty-four million, four hundred ninety-eight thousand, seventeen".