133944794 has 16 divisors (see below), whose sum is σ = 218786400. Its totient is φ = 61259184.

The previous prime is 133944793. The next prime is 133944803. The reversal of 133944794 is 497449331.

It is not an unprimeable number, because it can be changed into a prime (133944793) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59672 + ... + 61875.

It is an arithmetic number, because the mean of its divisors is an integer number (13674150).

Almost surely, 2^133944794 is an apocalyptic number.

133944794 is a deficient number, since it is larger than the sum of its proper divisors (84841606).

133944794 is a wasteful number, since it uses less digits than its factorization.

133944794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121597.

The product of its digits is 326592, while the sum is 44.

The square root of 133944794 is about 11573.4521211262. The cubic root of 133944794 is about 511.6527109597.

The spelling of 133944794 in words is "one hundred thirty-three million, nine hundred forty-four thousand, seven hundred ninety-four".