525535244 has 18 divisors (see below), whose sum is σ = 995875020. Its totient is φ = 242554416.

The previous prime is 525535237. The next prime is 525535259. The reversal of 525535244 is 442535525.

It is a super-2 number, since 2×525535244² = 552374585372279072, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 388034 + ... + 389385.

It is an arithmetic number, because the mean of its divisors is an integer number (55326390).

Almost surely, 2^525535244 is an apocalyptic number.

It is an amenable number.

525535244 is a deficient number, since it is larger than the sum of its proper divisors (470339776).

525535244 is a wasteful number, since it uses less digits than its factorization.

525535244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 777449 (or 777434 counting only the distinct ones).

The product of its digits is 120000, while the sum is 35.

The square root of 525535244 is about 22924.5554809684. Note that the first 3 decimals coincide. The cubic root of 525535244 is about 806.9883816447.

The spelling of 525535244 in words is "five hundred twenty-five million, five hundred thirty-five thousand, two hundred forty-four".