133361492 has 24 divisors (see below), whose sum is σ = 255159072. Its totient is φ = 60485600.

The previous prime is 133361491. The next prime is 133361507. The reversal of 133361492 is 294163331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133361491) 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, 18518 + ... + 24690.

It is an arithmetic number, because the mean of its divisors is an integer number (10631628).

Almost surely, 2^133361492 is an apocalyptic number.

It is an amenable number.

133361492 is a deficient number, since it is larger than the sum of its proper divisors (121797580).

133361492 is a wasteful number, since it uses less digits than its factorization.

133361492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6679 (or 6677 counting only the distinct ones).

The product of its digits is 11664, while the sum is 32.

The square root of 133361492 is about 11548.2246254565. The cubic root of 133361492 is about 510.9089161507.

The spelling of 133361492 in words is "one hundred thirty-three million, three hundred sixty-one thousand, four hundred ninety-two".