525238738 has 8 divisors (see below), whose sum is σ = 787998960. Its totient is φ = 262572420.

The previous prime is 525238697. The next prime is 525238757. The reversal of 525238738 is 837832525.

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 = 525238694 and 525238703.

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, 7248 + ... + 33211.

It is an arithmetic number, because the mean of its divisors is an integer number (98499870).

Almost surely, 2^525238738 is an apocalyptic number.

525238738 is a deficient number, since it is larger than the sum of its proper divisors (262760222).

525238738 is a wasteful number, since it uses less digits than its factorization.

525238738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46952.

The product of its digits is 403200, while the sum is 43.

The square root of 525238738 is about 22918.0875729193. The cubic root of 525238738 is about 806.8365859825.

The spelling of 525238738 in words is "five hundred twenty-five million, two hundred thirty-eight thousand, seven hundred thirty-eight".