525872023 has 6 divisors (see below), whose sum is σ = 549730664. Its totient is φ = 503007516.

The previous prime is 525872021. The next prime is 525872029. The reversal of 525872023 is 320278525.

It is not a de Polignac number, because 525872023 - 2¹ = 525872021 is a prime.

It is a super-2 number, since 2×525872023² = 553082769148225058, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 525872023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525872021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 496515 + ... + 497572.

Almost surely, 2^525872023 is an apocalyptic number.

525872023 is a deficient number, since it is larger than the sum of its proper divisors (23858641).

525872023 is an equidigital number, since it uses as much as digits as its factorization.

525872023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 994133 (or 994110 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 34.

The square root of 525872023 is about 22931.8996814481. The cubic root of 525872023 is about 807.1607257515.

The spelling of 525872023 in words is "five hundred twenty-five million, eight hundred seventy-two thousand, twenty-three".