527390725 has 6 divisors (see below), whose sum is σ = 653964530. Its totient is φ = 421912560.

The previous prime is 527390719. The next prime is 527390753. The reversal of 527390725 is 527093725.

It can be written as a sum of positive squares in 3 ways, for example, as 124144164 + 403246561 = 11142^2 + 20081^2 .

It is not a de Polignac number, because 527390725 - 2¹⁹ = 526866437 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10547790 + ... + 10547839.

Almost surely, 2^527390725 is an apocalyptic number.

It is an amenable number.

527390725 is a deficient number, since it is larger than the sum of its proper divisors (126573805).

527390725 is a wasteful number, since it uses less digits than its factorization.

527390725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21095639 (or 21095634 counting only the distinct ones).

The product of its (nonzero) digits is 132300, while the sum is 40.

The square root of 527390725 is about 22964.9891138664. The cubic root of 527390725 is about 807.9369972810.

The spelling of 527390725 in words is "five hundred twenty-seven million, three hundred ninety thousand, seven hundred twenty-five".