400040301 has 8 divisors (see below), whose sum is σ = 533534944. Its totient is φ = 266619600.

The previous prime is 400040299. The next prime is 400040323. The reversal of 400040301 is 103040004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 400040301 - 2¹ = 400040299 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 (400040101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4306 + ... + 28611.

It is an arithmetic number, because the mean of its divisors is an integer number (66691868).

Almost surely, 2^400040301 is an apocalyptic number.

It is an amenable number.

400040301 is a deficient number, since it is larger than the sum of its proper divisors (133494643).

400040301 is a wasteful number, since it uses less digits than its factorization.

400040301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36971.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 400040301 is about 20001.0074996236. The cubic root of 400040301 is about 736.8310439227.

Adding to 400040301 its reverse (103040004), we get a palindrome (503080305).

The spelling of 400040301 in words is "four hundred million, forty thousand, three hundred one".