406199155 has 8 divisors (see below), whose sum is σ = 496636272. Its totient is φ = 318827808.

The previous prime is 406199153. The next prime is 406199191. The reversal of 406199155 is 551991604.

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 406199155 - 2¹ = 406199153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (406199153) 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, 766149 + ... + 766678.

It is an arithmetic number, because the mean of its divisors is an integer number (62079534).

Almost surely, 2^406199155 is an apocalyptic number.

406199155 is a deficient number, since it is larger than the sum of its proper divisors (90437117).

406199155 is a wasteful number, since it uses less digits than its factorization.

406199155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1532885.

The product of its (nonzero) digits is 48600, while the sum is 40.

The square root of 406199155 is about 20154.3830220625. The cubic root of 406199155 is about 740.5931177383.

The spelling of 406199155 in words is "four hundred six million, one hundred ninety-nine thousand, one hundred fifty-five".