133295020 has 24 divisors (see below), whose sum is σ = 289573200. Its totient is φ = 51479232.

The previous prime is 133295003. The next prime is 133295021. The reversal of 133295020 is 20592331.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (133295021) 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, 114330 + ... + 115489.

It is an arithmetic number, because the mean of its divisors is an integer number (12065550).

Almost surely, 2^133295020 is an apocalyptic number.

133295020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133295020 is an abundant number, since it is smaller than the sum of its proper divisors (156278180).

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

133295020 is a wasteful number, since it uses less digits than its factorization.

133295020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229857 (or 229855 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 133295020 is about 11545.3462485973. The cubic root of 133295020 is about 510.8240171268.

The spelling of 133295020 in words is "one hundred thirty-three million, two hundred ninety-five thousand, twenty".