269485644 has 24 divisors (see below), whose sum is σ = 643424320. Its totient is φ = 87739344.

The previous prime is 269485637. The next prime is 269485673. The reversal of 269485644 is 446584962.

It is a junction number, because it is equal to n+sod(n) for n = 269485593 and 269485602.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 260614 + ... + 261645.

Almost surely, 2^269485644 is an apocalyptic number.

It is an amenable number.

269485644 is an abundant number, since it is smaller than the sum of its proper divisors (373938676).

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

269485644 is a wasteful number, since it uses less digits than its factorization.

269485644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522309 (or 522307 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 48.

The square root of 269485644 is about 16416.0179093470. The cubic root of 269485644 is about 645.9197215146.

The spelling of 269485644 in words is "two hundred sixty-nine million, four hundred eighty-five thousand, six hundred forty-four".