426749201 has 2 divisors, whose sum is σ = 426749202. Its totient is φ = 426749200.

The previous prime is 426749189. The next prime is 426749203. The reversal of 426749201 is 102947624.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 260854801 + 165894400 = 16151^2 + 12880^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-426749201 is a prime.

It is a super-2 number, since 2×426749201² = 364229761108276802, which contains 22 as substring.

Together with 426749203, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (426749203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213374600 + 213374601.

It is an arithmetic number, because the mean of its divisors is an integer number (213374601).

Almost surely, 2^426749201 is an apocalyptic number.

It is an amenable number.

426749201 is a deficient number, since it is larger than the sum of its proper divisors (1).

426749201 is an equidigital number, since it uses as much as digits as its factorization.

426749201 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 35.

The square root of 426749201 is about 20657.9089212824. The cubic root of 426749201 is about 752.8773623385.

The spelling of 426749201 in words is "four hundred twenty-six million, seven hundred forty-nine thousand, two hundred one".