525957742 has 8 divisors (see below), whose sum is σ = 802308600. Its totient is φ = 258521544.

The previous prime is 525957737. The next prime is 525957763. The reversal of 525957742 is 247759525.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 525957692 and 525957701.

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 3 ways as a sum of consecutive naturals, for example, 2228517 + ... + 2228752.

It is an arithmetic number, because the mean of its divisors is an integer number (100288575).

Almost surely, 2^525957742 is an apocalyptic number.

525957742 is a deficient number, since it is larger than the sum of its proper divisors (276350858).

525957742 is a wasteful number, since it uses less digits than its factorization.

525957742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4457330.

The product of its digits is 882000, while the sum is 46.

The square root of 525957742 is about 22933.7685956757. The cubic root of 525957742 is about 807.2045800533.

It can be divided in two parts, 5259 and 57742, that added together give a square (63001 = 251²).

The spelling of 525957742 in words is "five hundred twenty-five million, nine hundred fifty-seven thousand, seven hundred forty-two".