523274547 has 18 divisors (see below), whose sum is σ = 715405804. Its totient is φ = 340212320.

The previous prime is 523274537. The next prime is 523274567. The reversal of 523274547 is 745472325.

It is not a de Polignac number, because 523274547 - 2⁶ = 523274483 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (523274537) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1862047 + ... + 1862327.

Almost surely, 2^523274547 is an apocalyptic number.

523274547 is a deficient number, since it is larger than the sum of its proper divisors (192131257).

523274547 is an frugal number, since it uses more digits than its factorization.

523274547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 659 (or 331 counting only the distinct ones).

The product of its digits is 235200, while the sum is 39.

The square root of 523274547 is about 22875.1950155622. The cubic root of 523274547 is about 805.8295767560.

Multiplying 523274547 by its product of digits (235200), we get a square (123074173454400 = 11093880²).

The spelling of 523274547 in words is "five hundred twenty-three million, two hundred seventy-four thousand, five hundred forty-seven".