605878064 has 20 divisors (see below), whose sum is σ = 1280606280. Its totient is φ = 275399040.

The previous prime is 605878051. The next prime is 605878067. The reversal of 605878064 is 460878506.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is not an unprimeable number, because it can be changed into a prime (605878067) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1721069 + ... + 1721420.

It is an arithmetic number, because the mean of its divisors is an integer number (64030314).

Almost surely, 2^605878064 is an apocalyptic number.

It is an amenable number.

605878064 is an abundant number, since it is smaller than the sum of its proper divisors (674728216).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

605878064 is a wasteful number, since it uses less digits than its factorization.

605878064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3442508 (or 3442502 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 44.

The square root of 605878064 is about 24614.5904698819. The cubic root of 605878064 is about 846.1780257146.

The spelling of 605878064 in words is "six hundred five million, eight hundred seventy-eight thousand, sixty-four".