4001073400 has 24 divisors (see below), whose sum is σ = 9302496120. Its totient is φ = 1600429280.

The previous prime is 4001073397. The next prime is 4001073413. The reversal of 4001073400 is 43701004.

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 (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10002484 + ... + 10002883.

It is an arithmetic number, because the mean of its divisors is an integer number (387604005).

Almost surely, 2^4001073400 is an apocalyptic number.

4001073400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4001073400 is an abundant number, since it is smaller than the sum of its proper divisors (5301422720).

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

4001073400 is a wasteful number, since it uses less digits than its factorization.

4001073400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20005383 (or 20005374 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 4001073400 is about 63254.0386062424. The cubic root of 4001073400 is about 1587.5430322929.

Adding to 4001073400 its reverse (43701004), we get a palindrome (4044774404).

The spelling of 4001073400 in words is "four billion, one million, seventy-three thousand, four hundred".