525342405 has 16 divisors (see below), whose sum is σ = 960626304. Its totient is φ = 240156480.

The previous prime is 525342403. The next prime is 525342407. The reversal of 525342405 is 504243525.

It is an interprime number because it is at equal distance from previous prime (525342403) and next prime (525342407).

It is not a de Polignac number, because 525342405 - 2¹ = 525342403 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525342401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2501526 + ... + 2501735.

It is an arithmetic number, because the mean of its divisors is an integer number (60039144).

Almost surely, 2^525342405 is an apocalyptic number.

It is an amenable number.

525342405 is a deficient number, since it is larger than the sum of its proper divisors (435283899).

525342405 is a wasteful number, since it uses less digits than its factorization.

525342405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5003276.

The product of its (nonzero) digits is 24000, while the sum is 30.

The square root of 525342405 is about 22920.3491465553. The cubic root of 525342405 is about 806.8896645924.

The spelling of 525342405 in words is "five hundred twenty-five million, three hundred forty-two thousand, four hundred five".