133416536 has 24 divisors (see below), whose sum is σ = 274966860. Its totient is φ = 60643440.

The previous prime is 133416511. The next prime is 133416571. The reversal of 133416536 is 635614331.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 67946 + ... + 69881.

Almost surely, 2^133416536 is an apocalyptic number.

It is an amenable number.

133416536 is an abundant number, since it is smaller than the sum of its proper divisors (141550324).

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

133416536 is a wasteful number, since it uses less digits than its factorization.

133416536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137855 (or 137840 counting only the distinct ones).

The product of its digits is 19440, while the sum is 32.

The square root of 133416536 is about 11550.6076030657. The cubic root of 133416536 is about 510.9791978133.

The spelling of 133416536 in words is "one hundred thirty-three million, four hundred sixteen thousand, five hundred thirty-six".