133460438 has 8 divisors (see below), whose sum is σ = 211966632. Its totient is φ = 62804896.

The previous prime is 133460429. The next prime is 133460441. The reversal of 133460438 is 834064331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×133460438² = 35623377022303688, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

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, 1962620 + ... + 1962687.

It is an arithmetic number, because the mean of its divisors is an integer number (26495829).

Almost surely, 2^133460438 is an apocalyptic number.

133460438 is a deficient number, since it is larger than the sum of its proper divisors (78506194).

133460438 is a wasteful number, since it uses less digits than its factorization.

133460438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3925326.

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 133460438 is about 11552.5078662600. The cubic root of 133460438 is about 511.0352392138.

The spelling of 133460438 in words is "one hundred thirty-three million, four hundred sixty thousand, four hundred thirty-eight".