133572016 has 40 divisors (see below), whose sum is σ = 263983104. Its totient is φ = 65459520.

The previous prime is 133572013. The next prime is 133572029. The reversal of 133572016 is 610275331.

It is not an unprimeable number, because it can be changed into a prime (133572011) 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, 348561 + ... + 348943.

Almost surely, 2^133572016 is an apocalyptic number.

133572016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

133572016 is a deficient number, since it is larger than the sum of its proper divisors (130411088).

133572016 is a wasteful number, since it uses less digits than its factorization.

133572016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 769 (or 763 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 133572016 is about 11557.3360252266. The cubic root of 133572016 is about 511.1776145069.

The spelling of 133572016 in words is "one hundred thirty-three million, five hundred seventy-two thousand, sixteen".