523461644 has 12 divisors (see below), whose sum is σ = 940816464. Its totient is φ = 254656944.

The previous prime is 523461643. The next prime is 523461649. The reversal of 523461644 is 446164325.

It is not an unprimeable number, because it can be changed into a prime (523461641) 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, 1768304 + ... + 1768599.

It is an arithmetic number, because the mean of its divisors is an integer number (78401372).

Almost surely, 2^523461644 is an apocalyptic number.

It is an amenable number.

523461644 is a deficient number, since it is larger than the sum of its proper divisors (417354820).

523461644 is a wasteful number, since it uses less digits than its factorization.

523461644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3536944 (or 3536942 counting only the distinct ones).

The product of its digits is 69120, while the sum is 35.

The square root of 523461644 is about 22879.2841671238. The cubic root of 523461644 is about 805.9256068621.

The spelling of 523461644 in words is "five hundred twenty-three million, four hundred sixty-one thousand, six hundred forty-four".