323431622 has 4 divisors (see below), whose sum is σ = 485147436. Its totient is φ = 161715810.

The previous prime is 323431601. The next prime is 323431663. The reversal of 323431622 is 226134323.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 226134323 = 17 ⋅13302019.

It is a junction number, because it is equal to n+sod(n) for n = 323431591 and 323431600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80857904 + ... + 80857907.

It is an arithmetic number, because the mean of its divisors is an integer number (121286859).

Almost surely, 2^323431622 is an apocalyptic number.

323431622 is a deficient number, since it is larger than the sum of its proper divisors (161715814).

323431622 is a wasteful number, since it uses less digits than its factorization.

323431622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161715813.

The product of its digits is 5184, while the sum is 26.

The square root of 323431622 is about 17984.2047919834. The cubic root of 323431622 is about 686.4266867544.

Adding to 323431622 its reverse (226134323), we get a palindrome (549565945).

The spelling of 323431622 in words is "three hundred twenty-three million, four hundred thirty-one thousand, six hundred twenty-two".