523419268 has 6 divisors (see below), whose sum is σ = 915983726. Its totient is φ = 261709632.

The previous prime is 523419241. The next prime is 523419287. The reversal of 523419268 is 862914325.

It can be written as a sum of positive squares in only one way, i.e., 523402884 + 16384 = 22878^2 + 128^2 .

It is a super-2 number, since 2×523419268² = 547935460227311648, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 523419268.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65427405 + ... + 65427412.

Almost surely, 2^523419268 is an apocalyptic number.

It is an amenable number.

523419268 is a deficient number, since it is larger than the sum of its proper divisors (392564458).

523419268 is a wasteful number, since it uses less digits than its factorization.

523419268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130854821 (or 130854819 counting only the distinct ones).

The product of its digits is 103680, while the sum is 40.

The square root of 523419268 is about 22878.3580704560. The cubic root of 523419268 is about 805.9038588025.

The spelling of 523419268 in words is "five hundred twenty-three million, four hundred nineteen thousand, two hundred sixty-eight".