2102404234 has 16 divisors (see below), whose sum is σ = 3653494848. Its totient is φ = 888687072.

The previous prime is 2102404231. The next prime is 2102404237. The reversal of 2102404234 is 4324042012.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2102404231) and next prime (2102404237).

It is a super-3 number, since 3×2102404234³ (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (2102404231) 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 in 7 ways as a sum of consecutive naturals, for example, 1027552 + ... + 1029595.

It is an arithmetic number, because the mean of its divisors is an integer number (228343428).

Almost surely, 2^2102404234 is an apocalyptic number.

2102404234 is a deficient number, since it is larger than the sum of its proper divisors (1551090614).

2102404234 is a wasteful number, since it uses less digits than its factorization.

2102404234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2057229.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 2102404234 is about 45851.9817892313. The cubic root of 2102404234 is about 1281.0676789184.

Adding to 2102404234 its reverse (4324042012), we get a palindrome (6426446246).

The spelling of 2102404234 in words is "two billion, one hundred two million, four hundred four thousand, two hundred thirty-four".