527242249 has 4 divisors (see below), whose sum is σ = 527301760. Its totient is φ = 527182740.

The previous prime is 527242223. The next prime is 527242253. The reversal of 527242249 is 942242725.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 527242249 - 2²³ = 518853641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (527242279) 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, 13509 + ... + 35170.

It is an arithmetic number, because the mean of its divisors is an integer number (131825440).

Almost surely, 2^527242249 is an apocalyptic number.

It is an amenable number.

527242249 is a deficient number, since it is larger than the sum of its proper divisors (59511).

527242249 is a wasteful number, since it uses less digits than its factorization.

527242249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59510.

The product of its digits is 80640, while the sum is 37.

The square root of 527242249 is about 22961.7562263865. The cubic root of 527242249 is about 807.8611708225.

The spelling of 527242249 in words is "five hundred twenty-seven million, two hundred forty-two thousand, two hundred forty-nine".