523267647 has 16 divisors (see below), whose sum is σ = 799322880. Its totient is φ = 298274112.

The previous prime is 523267627. The next prime is 523267711. The reversal of 523267647 is 746762325.

It is not a de Polignac number, because 523267647 - 2¹⁶ = 523202111 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 523267599 and 523267608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (523267627) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21873 + ... + 39050.

It is an arithmetic number, because the mean of its divisors is an integer number (49957680).

Almost surely, 2^523267647 is an apocalyptic number.

523267647 is a deficient number, since it is larger than the sum of its proper divisors (276055233).

523267647 is a wasteful number, since it uses less digits than its factorization.

523267647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61342.

The product of its digits is 423360, while the sum is 42.

The square root of 523267647 is about 22875.0441966786. The cubic root of 523267647 is about 805.8260347986.

The spelling of 523267647 in words is "five hundred twenty-three million, two hundred sixty-seven thousand, six hundred forty-seven".