406772198 has 16 divisors (see below), whose sum is σ = 697745664. Its totient is φ = 174225480.

The previous prime is 406772081. The next prime is 406772207. The reversal of 406772198 is 891277604.

It is a congruent number.

It is an unprimeable number.

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, 17993 + ... + 33723.

It is an arithmetic number, because the mean of its divisors is an integer number (43609104).

Almost surely, 2^406772198 is an apocalyptic number.

406772198 is a deficient number, since it is larger than the sum of its proper divisors (290973466).

406772198 is a wasteful number, since it uses less digits than its factorization.

406772198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17587.

The product of its (nonzero) digits is 169344, while the sum is 44.

The square root of 406772198 is about 20168.5943486402. The cubic root of 406772198 is about 740.9412165167.

It can be divided in two parts, 40677 and 2198, that added together give a cube (42875 = 35³).

The spelling of 406772198 in words is "four hundred six million, seven hundred seventy-two thousand, one hundred ninety-eight".