67533696 has 64 divisors (see below), whose sum is σ = 199328400. Its totient is φ = 22510080.

The previous prime is 67533691. The next prime is 67533737. The reversal of 67533696 is 69633576.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67533691) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6315 + ... + 13226.

Almost surely, 2^67533696 is an apocalyptic number.

It is an amenable number.

67533696 is an abundant number, since it is smaller than the sum of its proper divisors (131794704).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

67533696 is a wasteful number, since it uses less digits than its factorization.

67533696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19564 (or 19546 counting only the distinct ones).

The product of its digits is 612360, while the sum is 45.

The square root of 67533696 is about 8217.8887799726. Note that the first 3 decimals coincide. The cubic root of 67533696 is about 407.2303830822.

The spelling of 67533696 in words is "sixty-seven million, five hundred thirty-three thousand, six hundred ninety-six".