133097796 has 96 divisors (see below), whose sum is σ = 379706880. Its totient is φ = 40061952.

The previous prime is 133097779. The next prime is 133097801. The reversal of 133097796 is 697790331.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 64980 + ... + 66996.

It is an arithmetic number, because the mean of its divisors is an integer number (3955280).

Almost surely, 2^133097796 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133097796, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (189853440).

133097796 is an abundant number, since it is smaller than the sum of its proper divisors (246609084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133097796 is a wasteful number, since it uses less digits than its factorization.

133097796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2090 (or 2082 counting only the distinct ones).

The product of its (nonzero) digits is 214326, while the sum is 45.

The square root of 133097796 is about 11536.8018098605. The cubic root of 133097796 is about 510.5719534830.

The spelling of 133097796 in words is "one hundred thirty-three million, ninety-seven thousand, seven hundred ninety-six".