404920627 has 2 divisors, whose sum is σ = 404920628. Its totient is φ = 404920626.

The previous prime is 404920601. The next prime is 404920643. The reversal of 404920627 is 726029404.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 404920627 - 2¹⁵ = 404887859 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 404920592 and 404920601.

It is not a weakly prime, because it can be changed into another prime (404920657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 202460313 + 202460314.

It is an arithmetic number, because the mean of its divisors is an integer number (202460314).

Almost surely, 2^404920627 is an apocalyptic number.

404920627 is a deficient number, since it is larger than the sum of its proper divisors (1).

404920627 is an equidigital number, since it uses as much as digits as its factorization.

404920627 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 404920627 is about 20122.6396628275. The cubic root of 404920627 is about 739.8152856472.

The spelling of 404920627 in words is "four hundred four million, nine hundred twenty thousand, six hundred twenty-seven".