133450406 has 8 divisors (see below), whose sum is σ = 200359440. Its totient is φ = 66663928.

The previous prime is 133450337. The next prime is 133450409. The reversal of 133450406 is 604054331.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133450409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27866 + ... + 32301.

It is an arithmetic number, because the mean of its divisors is an integer number (25044930).

Almost surely, 2^133450406 is an apocalyptic number.

133450406 is a deficient number, since it is larger than the sum of its proper divisors (66909034).

133450406 is a wasteful number, since it uses less digits than its factorization.

133450406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61278.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 133450406 is about 11552.0736666626. The cubic root of 133450406 is about 511.0224343356.

The spelling of 133450406 in words is "one hundred thirty-three million, four hundred fifty thousand, four hundred six".