422265739 has 4 divisors (see below), whose sum is σ = 482589424. Its totient is φ = 361942056.

The previous prime is 422265731. The next prime is 422265821. The reversal of 422265739 is 937562224.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 422265739 - 2³ = 422265731 is a prime.

It is a super-2 number, since 2×422265739² = 356616708666432242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422265731) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30161832 + ... + 30161845.

It is an arithmetic number, because the mean of its divisors is an integer number (120647356).

Almost surely, 2^422265739 is an apocalyptic number.

422265739 is a deficient number, since it is larger than the sum of its proper divisors (60323685).

422265739 is an equidigital number, since it uses as much as digits as its factorization.

422265739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60323684.

The product of its digits is 181440, while the sum is 40.

The square root of 422265739 is about 20549.1055523105. The cubic root of 422265739 is about 750.2314775872.

The spelling of 422265739 in words is "four hundred twenty-two million, two hundred sixty-five thousand, seven hundred thirty-nine".