525365442 has 48 divisors (see below), whose sum is σ = 1336076352. Its totient is φ = 146046240.

The previous prime is 525365437. The next prime is 525365453. The reversal of 525365442 is 244563525.

It is a junction number, because it is equal to n+sod(n) for n = 525365397 and 525365406.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 51684 + ... + 61007.

It is an arithmetic number, because the mean of its divisors is an integer number (27834924).

Almost surely, 2^525365442 is an apocalyptic number.

525365442 is an abundant number, since it is smaller than the sum of its proper divisors (810710910).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

525365442 is a wasteful number, since it uses less digits than its factorization.

525365442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112743 (or 112740 counting only the distinct ones).

The product of its digits is 144000, while the sum is 36.

The square root of 525365442 is about 22920.8516857468. The cubic root of 525365442 is about 806.9014588338.

The spelling of 525365442 in words is "five hundred twenty-five million, three hundred sixty-five thousand, four hundred forty-two".