133260984 has 96 divisors (see below), whose sum is σ = 390906000. Its totient is φ = 42057792.

The previous prime is 133260979. The next prime is 133260991. The reversal of 133260984 is 489062331.

133260984 is a `hidden beast` number, since 13 + 32 + 609 + 8 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 77122 + ... + 78830.

Almost surely, 2^133260984 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133260984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (195453000).

133260984 is an abundant number, since it is smaller than the sum of its proper divisors (257645016).

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

133260984 is a wasteful number, since it uses less digits than its factorization.

133260984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1762 (or 1733 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 133260984 is about 11543.8721406641. The cubic root of 133260984 is about 510.7805349164.

The spelling of 133260984 in words is "one hundred thirty-three million, two hundred sixty thousand, nine hundred eighty-four".