533260247 has 4 divisors (see below), whose sum is σ = 574280280. Its totient is φ = 492240216.

The previous prime is 533260241. The next prime is 533260249. The reversal of 533260247 is 742062335.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 533260247 - 2²⁶ = 466151383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (533260241) 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, 20509997 + ... + 20510022.

It is an arithmetic number, because the mean of its divisors is an integer number (143570070).

Almost surely, 2^533260247 is an apocalyptic number.

533260247 is a deficient number, since it is larger than the sum of its proper divisors (41020033).

533260247 is a wasteful number, since it uses less digits than its factorization.

533260247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41020032.

The product of its (nonzero) digits is 30240, while the sum is 32.

The square root of 533260247 is about 23092.4283478373. The cubic root of 533260247 is about 810.9232205640.

The spelling of 533260247 in words is "five hundred thirty-three million, two hundred sixty thousand, two hundred forty-seven".