2065133400 has 96 divisors (see below), whose sum is σ = 6983928000. Its totient is φ = 500636800.

The previous prime is 2065133381. The next prime is 2065133431. The reversal of 2065133400 is 43315602.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 149850 + ... + 163049.

It is an arithmetic number, because the mean of its divisors is an integer number (72749250).

Almost surely, 2^2065133400 is an apocalyptic number.

2065133400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2065133400 is an abundant number, since it is smaller than the sum of its proper divisors (4918794600).

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

2065133400 is a wasteful number, since it uses less digits than its factorization.

2065133400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312929 (or 312920 counting only the distinct ones).

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

The square root of 2065133400 is about 45443.7388426613. The cubic root of 2065133400 is about 1273.4523628637.

The spelling of 2065133400 in words is "two billion, sixty-five million, one hundred thirty-three thousand, four hundred".