133450620 has 48 divisors (see below), whose sum is σ = 374791200. Its totient is φ = 35479296.

The previous prime is 133450619. The next prime is 133450651. The reversal of 133450620 is 26054331.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17754 + ... + 24126.

It is an arithmetic number, because the mean of its divisors is an integer number (7808150).

Almost surely, 2^133450620 is an apocalyptic number.

133450620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133450620 is an abundant number, since it is smaller than the sum of its proper divisors (241340580).

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

133450620 is a wasteful number, since it uses less digits than its factorization.

133450620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6734 (or 6732 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 133450620 is about 11552.0829290652. The cubic root of 133450620 is about 511.0227074926.

The spelling of 133450620 in words is "one hundred thirty-three million, four hundred fifty thousand, six hundred twenty".