533686042 has 4 divisors (see below), whose sum is σ = 800529066. Its totient is φ = 266843020.

The previous prime is 533686033. The next prime is 533686051. The reversal of 533686042 is 240686335.

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

It is an interprime number because it is at equal distance from previous prime (533686033) and next prime (533686051).

It can be written as a sum of positive squares in only one way, i.e., 387735481 + 145950561 = 19691^2 + 12081^2 .

It is a junction number, because it is equal to n+sod(n) for n = 533685992 and 533686010.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133421509 + ... + 133421512.

Almost surely, 2^533686042 is an apocalyptic number.

533686042 is a deficient number, since it is larger than the sum of its proper divisors (266843024).

533686042 is a wasteful number, since it uses less digits than its factorization.

533686042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266843023.

The product of its (nonzero) digits is 103680, while the sum is 37.

The square root of 533686042 is about 23101.6458721018. The cubic root of 533686042 is about 811.1389971286.

It can be divided in two parts, 5336 and 86042, that added together give a triangular number (91378 = T₄₂₇).

The spelling of 533686042 in words is "five hundred thirty-three million, six hundred eighty-six thousand, forty-two".