623325412 has 6 divisors (see below), whose sum is σ = 1090819478. Its totient is φ = 311662704.

The previous prime is 623325403. The next prime is 623325413. The reversal of 623325412 is 214523326.

It can be written as a sum of positive squares in only one way, i.e., 366492736 + 256832676 = 19144^2 + 16026^2 .

It is not an unprimeable number, because it can be changed into a prime (623325413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77915673 + ... + 77915680.

Almost surely, 2^623325412 is an apocalyptic number.

It is an amenable number.

623325412 is a deficient number, since it is larger than the sum of its proper divisors (467494066).

623325412 is a wasteful number, since it uses less digits than its factorization.

623325412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155831357 (or 155831355 counting only the distinct ones).

The product of its digits is 8640, while the sum is 28.

The square root of 623325412 is about 24966.4857759357. The cubic root of 623325412 is about 854.2236889518.

Adding to 623325412 its reverse (214523326), we get a palindrome (837848738).

The spelling of 623325412 in words is "six hundred twenty-three million, three hundred twenty-five thousand, four hundred twelve".