623234422 has 16 divisors (see below), whose sum is σ = 943468560. Its totient is φ = 308756448.

The previous prime is 623234413. The next prime is 623234431. The reversal of 623234422 is 224432326.

It is an interprime number because it is at equal distance from previous prime (623234413) and next prime (623234431).

It is a super-2 number, since 2×623234422² = 776842289531348168, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116388 + ... + 121624.

It is an arithmetic number, because the mean of its divisors is an integer number (58966785).

Almost surely, 2^623234422 is an apocalyptic number.

623234422 is a deficient number, since it is larger than the sum of its proper divisors (320234138).

623234422 is a wasteful number, since it uses less digits than its factorization.

623234422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5775.

The product of its digits is 13824, while the sum is 28.

The square root of 623234422 is about 24964.6634665881. The cubic root of 623234422 is about 854.1821217948.

Adding to 623234422 its reverse (224432326), we get a palindrome (847666748).

The spelling of 623234422 in words is "six hundred twenty-three million, two hundred thirty-four thousand, four hundred twenty-two".