533406953 has 4 divisors (see below), whose sum is σ = 533896068. Its totient is φ = 532917840.

The previous prime is 533406949. The next prime is 533406967. The reversal of 533406953 is 359604335.

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

It can be written as a sum of positive squares in 2 ways, for example, as 462981289 + 70425664 = 21517^2 + 8392^2 .

It is a cyclic number.

It is not a de Polignac number, because 533406953 - 2² = 533406949 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (533406983) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 242918 + ... + 245103.

It is an arithmetic number, because the mean of its divisors is an integer number (133474017).

Almost surely, 2^533406953 is an apocalyptic number.

It is an amenable number.

533406953 is a deficient number, since it is larger than the sum of its proper divisors (489115).

533406953 is a wasteful number, since it uses less digits than its factorization.

533406953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489114.

The product of its (nonzero) digits is 145800, while the sum is 38.

The square root of 533406953 is about 23095.6046251229. The cubic root of 533406953 is about 810.9975785000.

The spelling of 533406953 in words is "five hundred thirty-three million, four hundred six thousand, nine hundred fifty-three".