426156193 has 2 divisors, whose sum is σ = 426156194. Its totient is φ = 426156192.

The previous prime is 426156169. The next prime is 426156209. The reversal of 426156193 is 391651624.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 267093649 + 159062544 = 16343^2 + 12612^2 .

It is a cyclic number.

It is not a de Polignac number, because 426156193 - 2⁵ = 426156161 is a prime.

It is not a weakly prime, because it can be changed into another prime (426156103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213078096 + 213078097.

It is an arithmetic number, because the mean of its divisors is an integer number (213078097).

Almost surely, 2^426156193 is an apocalyptic number.

It is an amenable number.

426156193 is a deficient number, since it is larger than the sum of its proper divisors (1).

426156193 is an equidigital number, since it uses as much as digits as its factorization.

426156193 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 37.

The square root of 426156193 is about 20643.5508815707. The cubic root of 426156193 is about 752.5284694696.

The spelling of 426156193 in words is "four hundred twenty-six million, one hundred fifty-six thousand, one hundred ninety-three".