525302542 has 16 divisors (see below), whose sum is σ = 810340272. Its totient is φ = 255208320.

The previous prime is 525302513. The next prime is 525302573. The reversal of 525302542 is 245203525.

It is a self number, because there is not a number n which added to its sum of digits gives 525302542.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55638 + ... + 64390.

It is an arithmetic number, because the mean of its divisors is an integer number (50646267).

Almost surely, 2^525302542 is an apocalyptic number.

525302542 is a deficient number, since it is larger than the sum of its proper divisors (285037730).

525302542 is a wasteful number, since it uses less digits than its factorization.

525302542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9603.

The product of its (nonzero) digits is 12000, while the sum is 28.

The square root of 525302542 is about 22919.4795316124. The cubic root of 525302542 is about 806.8692551375.

The spelling of 525302542 in words is "five hundred twenty-five million, three hundred two thousand, five hundred forty-two".