133407366 has 32 divisors (see below), whose sum is σ = 280562400. Its totient is φ = 42228480.

The previous prime is 133407361. The next prime is 133407377. The reversal of 133407366 is 663704331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133407361) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4330 + ... + 16898.

It is an arithmetic number, because the mean of its divisors is an integer number (8767575).

Almost surely, 2^133407366 is an apocalyptic number.

133407366 is an abundant number, since it is smaller than the sum of its proper divisors (147155034).

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

133407366 is a wasteful number, since it uses less digits than its factorization.

133407366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12664.

The product of its (nonzero) digits is 27216, while the sum is 33.

The square root of 133407366 is about 11550.2106474298. The cubic root of 133407366 is about 510.9674906523.

It can be divided in two parts, 13340 and 7366, that added together give a triangular number (20706 = T₂₀₃).

The spelling of 133407366 in words is "one hundred thirty-three million, four hundred seven thousand, three hundred sixty-six".