422253277 has 2 divisors, whose sum is σ = 422253278. Its totient is φ = 422253276.

The previous prime is 422253257. The next prime is 422253281. The reversal of 422253277 is 772352224.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 356869881 + 65383396 = 18891^2 + 8086^2 .

It is a cyclic number.

It is not a de Polignac number, because 422253277 - 2¹⁵ = 422220509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422253257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211126638 + 211126639.

It is an arithmetic number, because the mean of its divisors is an integer number (211126639).

Almost surely, 2^422253277 is an apocalyptic number.

It is an amenable number.

422253277 is a deficient number, since it is larger than the sum of its proper divisors (1).

422253277 is an equidigital number, since it uses as much as digits as its factorization.

422253277 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 47040, while the sum is 34.

The square root of 422253277 is about 20548.8023251965. The cubic root of 422253277 is about 750.2240971821.

The spelling of 422253277 in words is "four hundred twenty-two million, two hundred fifty-three thousand, two hundred seventy-seven".