2033401320 has 80 divisors (see below), whose sum is σ = 6834498660. Its totient is φ = 542239488.

The previous prime is 2033401309. The next prime is 2033401351. The reversal of 2033401320 is 231043302.

2033401320 is a `hidden beast` number, since 2 + 0 + 3 + 340 + 1 + 320 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1703543076 + 329858244 = 41274^2 + 18162^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 2033401293 and 2033401302.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 310557 + ... + 317036.

Almost surely, 2^2033401320 is an apocalyptic number.

2033401320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2033401320 is an abundant number, since it is smaller than the sum of its proper divisors (4801097340).

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

2033401320 is a wasteful number, since it uses less digits than its factorization.

2033401320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 627616 (or 627603 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 2033401320 is about 45093.2513797797. The cubic root of 2033401320 is about 1266.8962006318.

Adding to 2033401320 its reverse (231043302), we get a palindrome (2264444622).

The spelling of 2033401320 in words is "two billion, thirty-three million, four hundred one thousand, three hundred twenty".