422312193 has 6 divisors (see below), whose sum is σ = 610006514. Its totient is φ = 281541456.

The previous prime is 422312179. The next prime is 422312197. The reversal of 422312193 is 391213224.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 339738624 + 82573569 = 18432^2 + 9087^2 .

It is not a de Polignac number, because 422312193 - 2⁵ = 422312161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422312197) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23461780 + ... + 23461797.

Almost surely, 2^422312193 is an apocalyptic number.

It is an amenable number.

422312193 is a deficient number, since it is larger than the sum of its proper divisors (187694321).

422312193 is a wasteful number, since it uses less digits than its factorization.

422312193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46923583 (or 46923580 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 422312193 is about 20550.2358380628. The cubic root of 422312193 is about 750.2589878901.

The spelling of 422312193 in words is "four hundred twenty-two million, three hundred twelve thousand, one hundred ninety-three".