4021400333 has 4 divisors (see below), whose sum is σ = 4160069340. Its totient is φ = 3882731328.

The previous prime is 4021400249. The next prime is 4021400351. The reversal of 4021400333 is 3330041204.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2977011844 + 1044388489 = 54562^2 + 32317^2 .

It is a cyclic number.

It is not a de Polignac number, because 4021400333 - 2⁸ = 4021400077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4021400353) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 69334460 + ... + 69334517.

It is an arithmetic number, because the mean of its divisors is an integer number (1040017335).

Almost surely, 2^4021400333 is an apocalyptic number.

It is an amenable number.

4021400333 is a deficient number, since it is larger than the sum of its proper divisors (138669007).

4021400333 is a wasteful number, since it uses less digits than its factorization.

4021400333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138669006.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 4021400333 is about 63414.5120063223. The cubic root of 4021400333 is about 1590.2269276468.

Adding to 4021400333 its reverse (3330041204), we get a palindrome (7351441537).

The spelling of 4021400333 in words is "four billion, twenty-one million, four hundred thousand, three hundred thirty-three".