525345442 has 8 divisors (see below), whose sum is σ = 788177232. Its totient is φ = 262619700.

The previous prime is 525345389. The next prime is 525345451. The reversal of 525345442 is 244543525.

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 = 525345398 and 525345407.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12684 + ... + 34807.

It is an arithmetic number, because the mean of its divisors is an integer number (98522154).

Almost surely, 2^525345442 is an apocalyptic number.

525345442 is a deficient number, since it is larger than the sum of its proper divisors (262831790).

525345442 is a wasteful number, since it uses less digits than its factorization.

525345442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53024.

The product of its digits is 96000, while the sum is 34.

The square root of 525345442 is about 22920.4153976319. The cubic root of 525345442 is about 806.8912194635.

Adding to 525345442 its reverse (244543525), we get a palindrome (769888967).

The spelling of 525345442 in words is "five hundred twenty-five million, three hundred forty-five thousand, four hundred forty-two".