4000400092 has 24 divisors (see below), whose sum is σ = 7541099216. Its totient is φ = 1845877248.

The previous prime is 4000400083. The next prime is 4000400093. The reversal of 4000400092 is 2900040004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4000400093) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 288748 + ... + 302284.

Almost surely, 2^4000400092 is an apocalyptic number.

It is an amenable number.

4000400092 is a deficient number, since it is larger than the sum of its proper divisors (3540699124).

4000400092 is a wasteful number, since it uses less digits than its factorization.

4000400092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19237 (or 19235 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 4000400092 is about 63248.7161292623. The cubic root of 4000400092 is about 1587.4539757422.

Adding to 4000400092 its reverse (2900040004), we get a palindrome (6900440096).

The spelling of 4000400092 in words is "four billion, four hundred thousand, ninety-two".