422377765 has 16 divisors (see below), whose sum is σ = 514171008. Its totient is φ = 333055296.

The previous prime is 422377757. The next prime is 422377789. The reversal of 422377765 is 567773224.

It is a cyclic number.

It is not a de Polignac number, because 422377765 - 2³ = 422377757 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115099 + ... + 118711.

It is an arithmetic number, because the mean of its divisors is an integer number (32135688).

Almost surely, 2^422377765 is an apocalyptic number.

It is an amenable number.

422377765 is a deficient number, since it is larger than the sum of its proper divisors (91793243).

422377765 is a wasteful number, since it uses less digits than its factorization.

422377765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3948.

The product of its digits is 493920, while the sum is 43.

The square root of 422377765 is about 20551.8311836196. The cubic root of 422377765 is about 750.2978165396.

The spelling of 422377765 in words is "four hundred twenty-two million, three hundred seventy-seven thousand, seven hundred sixty-five".