530525278 has 8 divisors (see below), whose sum is σ = 796481568. Its totient is φ = 265031424.

The previous prime is 530525267. The next prime is 530525287. The reversal of 530525278 is 872525035.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112726 + ... + 117337.

It is an arithmetic number, because the mean of its divisors is an integer number (99560196).

Almost surely, 2^530525278 is an apocalyptic number.

530525278 is a deficient number, since it is larger than the sum of its proper divisors (265956290).

530525278 is a wasteful number, since it uses less digits than its factorization.

530525278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231218.

The product of its (nonzero) digits is 84000, while the sum is 37.

The square root of 530525278 is about 23033.1343503224. The cubic root of 530525278 is about 809.5344975553.

The spelling of 530525278 in words is "five hundred thirty million, five hundred twenty-five thousand, two hundred seventy-eight".