422030377 has 2 divisors, whose sum is σ = 422030378. Its totient is φ = 422030376.

The previous prime is 422030369. The next prime is 422030501. The reversal of 422030377 is 773030224.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 395651881 + 26378496 = 19891^2 + 5136^2 .

It is a cyclic number.

It is not a de Polignac number, because 422030377 - 2³ = 422030369 is a prime.

It is a super-4 number, since 4×422030377⁴ (a number of 36 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (422030317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211015188 + 211015189.

It is an arithmetic number, because the mean of its divisors is an integer number (211015189).

Almost surely, 2^422030377 is an apocalyptic number.

It is an amenable number.

422030377 is a deficient number, since it is larger than the sum of its proper divisors (1).

422030377 is an equidigital number, since it uses as much as digits as its factorization.

422030377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7056, while the sum is 28.

The square root of 422030377 is about 20543.3779354808. The cubic root of 422030377 is about 750.0920639578.

The spelling of 422030377 in words is "four hundred twenty-two million, thirty thousand, three hundred seventy-seven".