400612411 has 8 divisors (see below), whose sum is σ = 413829504. Its totient is φ = 387413760.

The previous prime is 400612403. The next prime is 400612439. The reversal of 400612411 is 114216004.

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

It is a cyclic number.

It is not a de Polignac number, because 400612411 - 2³ = 400612403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (400612451) 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, 49995 + ... + 57451.

It is an arithmetic number, because the mean of its divisors is an integer number (51728688).

Almost surely, 2^400612411 is an apocalyptic number.

400612411 is a deficient number, since it is larger than the sum of its proper divisors (13217093).

400612411 is a wasteful number, since it uses less digits than its factorization.

400612411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9221.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 400612411 is about 20015.3044193687. The cubic root of 400612411 is about 737.1821315593.

Adding to 400612411 its reverse (114216004), we get a palindrome (514828415).

The spelling of 400612411 in words is "four hundred million, six hundred twelve thousand, four hundred eleven".