8133203400 has 192 divisors, whose sum is σ = 29744762880. Its totient is φ = 1799020800.

The previous prime is 8133203387. The next prime is 8133203413. The reversal of 8133203400 is 43023318.

It is an interprime number because it is at equal distance from previous prime (8133203387) and next prime (8133203413).

It is a super-2 number, since 2×8133203400² (a number of 21 digits) contains 22 as substring.

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

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 47 ways as a sum of consecutive naturals, for example, 98967 + ... + 161433.

It is an arithmetic number, because the mean of its divisors is an integer number (154920640).

Almost surely, 2^8133203400 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 8133203400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14872381440).

8133203400 is an abundant number, since it is smaller than the sum of its proper divisors (21611559480).

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

8133203400 is a wasteful number, since it uses less digits than its factorization.

8133203400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62524 (or 62515 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 8133203400 is about 90184.2746824523. The cubic root of 8133203400 is about 2011.0392388285.

Adding to 8133203400 its reverse (43023318), we get a palindrome (8176226718).

The spelling of 8133203400 in words is "eight billion, one hundred thirty-three million, two hundred three thousand, four hundred".