881400433 has 2 divisors, whose sum is σ = 881400434. Its totient is φ = 881400432.

The previous prime is 881400419. The next prime is 881400539. The reversal of 881400433 is 334004188.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 765794929 + 115605504 = 27673^2 + 10752^2 .

It is a cyclic number.

It is not a de Polignac number, because 881400433 - 2⁹ = 881399921 is a prime.

It is a super-3 number, since 3×881400433³ (a number of 28 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 881400395 and 881400404.

It is not a weakly prime, because it can be changed into another prime (881400413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 440700216 + 440700217.

It is an arithmetic number, because the mean of its divisors is an integer number (440700217).

Almost surely, 2^881400433 is an apocalyptic number.

It is an amenable number.

881400433 is a deficient number, since it is larger than the sum of its proper divisors (1).

881400433 is an equidigital number, since it uses as much as digits as its factorization.

881400433 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 881400433 is about 29688.3888582725. The cubic root of 881400433 is about 958.7920400611.

The spelling of 881400433 in words is "eight hundred eighty-one million, four hundred thousand, four hundred thirty-three".