67532963 has 4 divisors (see below), whose sum is σ = 67937520. Its totient is φ = 67128408.

The previous prime is 67532921. The next prime is 67532987. The reversal of 67532963 is 36923576.

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

It is a cyclic number.

It is not a de Polignac number, because 67532963 - 2²⁰ = 66484387 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 67532963.

It is not an unprimeable number, because it can be changed into a prime (67537963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 202028 + ... + 202361.

It is an arithmetic number, because the mean of its divisors is an integer number (16984380).

Almost surely, 2^67532963 is an apocalyptic number.

67532963 is a deficient number, since it is larger than the sum of its proper divisors (404557).

67532963 is a wasteful number, since it uses less digits than its factorization.

67532963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404556.

The product of its digits is 204120, while the sum is 41.

The square root of 67532963 is about 8217.8441820224. The cubic root of 67532963 is about 407.2289097389.

The spelling of 67532963 in words is "sixty-seven million, five hundred thirty-two thousand, nine hundred sixty-three".