133090224 has 20 divisors (see below), whose sum is σ = 343816536. Its totient is φ = 44363392.

The previous prime is 133090219. The next prime is 133090241. The reversal of 133090224 is 422090331.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 133090194 and 133090203.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1386309 + ... + 1386404.

Almost surely, 2^133090224 is an apocalyptic number.

It is an amenable number.

133090224 is an abundant number, since it is smaller than the sum of its proper divisors (210726312).

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

133090224 is a wasteful number, since it uses less digits than its factorization.

133090224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2772724 (or 2772718 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 133090224 is about 11536.4736379883. The cubic root of 133090224 is about 510.5622710684.

The spelling of 133090224 in words is "one hundred thirty-three million, ninety thousand, two hundred twenty-four".