609638448 has 40 divisors (see below), whose sum is σ = 1579698496. Its totient is φ = 202593600.

The previous prime is 609638443. The next prime is 609638461. The reversal of 609638448 is 844836906.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 609638397 and 609638406.

It is not an unprimeable number, because it can be changed into a prime (609638443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3298 + ... + 35073.

Almost surely, 2^609638448 is an apocalyptic number.

It is an amenable number.

609638448 is an abundant number, since it is smaller than the sum of its proper divisors (970060048).

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

609638448 is a wasteful number, since it uses less digits than its factorization.

609638448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38713 (or 38707 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 48.

The square root of 609638448 is about 24690.8575792742. The cubic root of 609638448 is about 847.9250185868.

It can be divided in two parts, 6096 and 38448, that added together give a palindrome (44544).

The spelling of 609638448 in words is "six hundred nine million, six hundred thirty-eight thousand, four hundred forty-eight".