104642064 has 40 divisors (see below), whose sum is σ = 300362720. Its totient is φ = 34880544.

The previous prime is 104642053. The next prime is 104642077. The reversal of 104642064 is 460246401.

104642064 is a `hidden beast` number, since 10 + 4 + 642 + 0 + 6 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 120682 + ... + 121545.

It is an arithmetic number, because the mean of its divisors is an integer number (7509068).

Almost surely, 2^104642064 is an apocalyptic number.

It is an amenable number.

104642064 is an abundant number, since it is smaller than the sum of its proper divisors (195720656).

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

104642064 is a wasteful number, since it uses less digits than its factorization.

104642064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242244 (or 242232 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 104642064 is about 10229.4703675215. The cubic root of 104642064 is about 471.2327139187.

Adding to 104642064 its reverse (460246401), we get a palindrome (564888465).

The spelling of 104642064 in words is "one hundred four million, six hundred forty-two thousand, sixty-four".