526953442 has 4 divisors (see below), whose sum is σ = 790430166. Its totient is φ = 263476720.

The previous prime is 526953421. The next prime is 526953451. The reversal of 526953442 is 244359625.

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., 343323841 + 183629601 = 18529^2 + 13551^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 526953395 and 526953404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 131738359 + ... + 131738362.

Almost surely, 2^526953442 is an apocalyptic number.

526953442 is a deficient number, since it is larger than the sum of its proper divisors (263476724).

526953442 is a wasteful number, since it uses less digits than its factorization.

526953442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263476723.

The product of its digits is 259200, while the sum is 40.

The square root of 526953442 is about 22955.4664949332. The cubic root of 526953442 is about 807.7136367585.

The spelling of 526953442 in words is "five hundred twenty-six million, nine hundred fifty-three thousand, four hundred forty-two".