400598227 has 2 divisors, whose sum is σ = 400598228. Its totient is φ = 400598226.

The previous prime is 400598207. The next prime is 400598273. The reversal of 400598227 is 722895004.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 400598227 - 2¹¹ = 400596179 is a prime.

It is not a weakly prime, because it can be changed into another prime (400598207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200299113 + 200299114.

It is an arithmetic number, because the mean of its divisors is an integer number (200299114).

Almost surely, 2^400598227 is an apocalyptic number.

400598227 is a deficient number, since it is larger than the sum of its proper divisors (1).

400598227 is an equidigital number, since it uses as much as digits as its factorization.

400598227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 400598227 is about 20014.9500873722. The cubic root of 400598227 is about 737.1734312841.

The spelling of 400598227 in words is "four hundred million, five hundred ninety-eight thousand, two hundred twenty-seven".