133838762 has 4 divisors (see below), whose sum is σ = 200758146. Its totient is φ = 66919380.

The previous prime is 133838759. The next prime is 133838767. The reversal of 133838762 is 267838331.

133838762 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 267838331 = 12373 ⋅21647.

It can be written as a sum of positive squares in only one way, i.e., 127938721 + 5900041 = 11311^2 + 2429^2 .

It is not an unprimeable number, because it can be changed into a prime (133838767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33459689 + ... + 33459692.

Almost surely, 2^133838762 is an apocalyptic number.

133838762 is a deficient number, since it is larger than the sum of its proper divisors (66919384).

133838762 is an equidigital number, since it uses as much as digits as its factorization.

133838762 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66919383.

The product of its digits is 145152, while the sum is 41.

The square root of 133838762 is about 11568.8703856513. The cubic root of 133838762 is about 511.5176655670.

The spelling of 133838762 in words is "one hundred thirty-three million, eight hundred thirty-eight thousand, seven hundred sixty-two".