864840601 has 8 divisors (see below), whose sum is σ = 867746880. Its totient is φ = 861940368.

The previous prime is 864840583. The next prime is 864840611. The reversal of 864840601 is 106048468.

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 864840601 - 2²¹ = 862743449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (864840611) 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, 655020 + ... + 656338.

It is an arithmetic number, because the mean of its divisors is an integer number (108468360).

Almost surely, 2^864840601 is an apocalyptic number.

It is an amenable number.

864840601 is a deficient number, since it is larger than the sum of its proper divisors (2906279).

864840601 is a wasteful number, since it uses less digits than its factorization.

864840601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3023.

The product of its (nonzero) digits is 36864, while the sum is 37.

The square root of 864840601 is about 29408.1723505559. The cubic root of 864840601 is about 952.7494132182.

The spelling of 864840601 in words is "eight hundred sixty-four million, eight hundred forty thousand, six hundred one".