423758022 has 8 divisors (see below), whose sum is σ = 847516056. Its totient is φ = 141252672.

The previous prime is 423758021. The next prime is 423758039. The reversal of 423758022 is 220857324.

It is a sphenic number, since it is the product of 3 distinct primes.

423758022 is an admirable number.

It is a super-2 number, since 2×423758022² = 359141722418704968, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423758021) 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, 35313163 + ... + 35313174.

It is an arithmetic number, because the mean of its divisors is an integer number (105939507).

Almost surely, 2^423758022 is an apocalyptic number.

423758022 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

423758022 is a wasteful number, since it uses less digits than its factorization.

423758022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70626342.

The product of its (nonzero) digits is 26880, while the sum is 33.

The square root of 423758022 is about 20585.3836981485. The cubic root of 423758022 is about 751.1142087876.

The spelling of 423758022 in words is "four hundred twenty-three million, seven hundred fifty-eight thousand, twenty-two".