345031022 has 8 divisors (see below), whose sum is σ = 591481776. Its totient is φ = 147870432.

The previous prime is 345031021. The next prime is 345031033. The reversal of 345031022 is 220130543.

It is a happy number.

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

It is a super-2 number, since 2×345031022² = 238092812284728968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 345030985 and 345031003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345031021) 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, 12322523 + ... + 12322550.

It is an arithmetic number, because the mean of its divisors is an integer number (73935222).

Almost surely, 2^345031022 is an apocalyptic number.

345031022 is a deficient number, since it is larger than the sum of its proper divisors (246450754).

345031022 is a wasteful number, since it uses less digits than its factorization.

345031022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24645082.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 345031022 is about 18575.0106864034. The cubic root of 345031022 is about 701.3789294832.

Adding to 345031022 its reverse (220130543), we get a palindrome (565161565).

The spelling of 345031022 in words is "three hundred forty-five million, thirty-one thousand, twenty-two".