4026121404 has 96 divisors (see below), whose sum is σ = 10098364416. Its totient is φ = 1246026240.

The previous prime is 4026121399. The next prime is 4026121439. The reversal of 4026121404 is 4041216204.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1002769 + ... + 1006775.

It is an arithmetic number, because the mean of its divisors is an integer number (105191296).

Almost surely, 2^4026121404 is an apocalyptic number.

It is an amenable number.

4026121404 is an abundant number, since it is smaller than the sum of its proper divisors (6072243012).

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

4026121404 is a wasteful number, since it uses less digits than its factorization.

4026121404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4155 (or 4153 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 4026121404 is about 63451.7249883721. The cubic root of 4026121404 is about 1590.8489861002.

Adding to 4026121404 its reverse (4041216204), we get a palindrome (8067337608).

The spelling of 4026121404 in words is "four billion, twenty-six million, one hundred twenty-one thousand, four hundred four".