422753346 has 12 divisors (see below), whose sum is σ = 915965622. Its totient is φ = 140917776.

The previous prime is 422753323. The next prime is 422753347. The reversal of 422753346 is 643357224.

422753346 is a `hidden beast` number, since 42 + 275 + 3 + 346 = 666.

It can be written as a sum of positive squares in only one way, i.e., 291077721 + 131675625 = 17061^2 + 11475^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 422753346.

It is not an unprimeable number, because it can be changed into a prime (422753347) 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, 11743131 + ... + 11743166.

Almost surely, 2^422753346 is an apocalyptic number.

422753346 is an abundant number, since it is smaller than the sum of its proper divisors (493212276).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

422753346 is a wasteful number, since it uses less digits than its factorization.

422753346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23486305 (or 23486302 counting only the distinct ones).

The product of its digits is 120960, while the sum is 36.

The square root of 422753346 is about 20560.9665628832. The cubic root of 422753346 is about 750.5201405217.

The spelling of 422753346 in words is "four hundred twenty-two million, seven hundred fifty-three thousand, three hundred forty-six".