525992497 has 16 divisors (see below), whose sum is σ = 557706240. Its totient is φ = 495068112.

The previous prime is 525992477. The next prime is 525992501. The reversal of 525992497 is 794299525.

It is a cyclic number.

It is not a de Polignac number, because 525992497 - 2¹¹ = 525990449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (525992437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 723148 + ... + 723874.

It is an arithmetic number, because the mean of its divisors is an integer number (34856640).

Almost surely, 2^525992497 is an apocalyptic number.

It is an amenable number.

525992497 is a deficient number, since it is larger than the sum of its proper divisors (31713743).

525992497 is a wasteful number, since it uses less digits than its factorization.

525992497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1212.

The product of its digits is 2041200, while the sum is 52.

The square root of 525992497 is about 22934.5263086029. The cubic root of 525992497 is about 807.2223595407. Note that the first 3 decimals are identical.

The spelling of 525992497 in words is "five hundred twenty-five million, nine hundred ninety-two thousand, four hundred ninety-seven".