525730834 has 4 divisors (see below), whose sum is σ = 788596254. Its totient is φ = 262865416.

The previous prime is 525730819. The next prime is 525730837. The reversal of 525730834 is 438037525.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 456890625 + 68840209 = 21375^2 + 8297^2 .

It is a junction number, because it is equal to n+sod(n) for n = 525730793 and 525730802.

It is not an unprimeable number, because it can be changed into a prime (525730837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131432707 + ... + 131432710.

Almost surely, 2^525730834 is an apocalyptic number.

525730834 is a deficient number, since it is larger than the sum of its proper divisors (262865420).

525730834 is a wasteful number, since it uses less digits than its factorization.

525730834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262865419.

The product of its (nonzero) digits is 100800, while the sum is 37.

The square root of 525730834 is about 22928.8210337994. The cubic root of 525730834 is about 807.0884823086.

The spelling of 525730834 in words is "five hundred twenty-five million, seven hundred thirty thousand, eight hundred thirty-four".