533990738 has 8 divisors (see below), whose sum is σ = 801086988. Its totient is φ = 266961744.

The previous prime is 533990731. The next prime is 533990749. The reversal of 533990738 is 837099335.

It can be written as a sum of positive squares in 2 ways, for example, as 524547409 + 9443329 = 22903^2 + 3073^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×533990738² = 570292216539569288, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 533990692 and 533990701.

It is not an unprimeable number, because it can be changed into a prime (533990731) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15320 + ... + 36092.

Almost surely, 2^533990738 is an apocalyptic number.

533990738 is a deficient number, since it is larger than the sum of its proper divisors (267096250).

533990738 is a wasteful number, since it uses less digits than its factorization.

533990738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33628.

The product of its (nonzero) digits is 612360, while the sum is 47.

The square root of 533990738 is about 23108.2396127442. The cubic root of 533990738 is about 811.2933349279.

The spelling of 533990738 in words is "five hundred thirty-three million, nine hundred ninety thousand, seven hundred thirty-eight".