324226402 has 4 divisors (see below), whose sum is σ = 486339606. Its totient is φ = 162113200.

The previous prime is 324226381. The next prime is 324226421. The reversal of 324226402 is 204622423.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 204622423 = 43 ⋅4758661.

It can be written as a sum of positive squares in only one way, i.e., 314672121 + 9554281 = 17739^2 + 3091^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81056599 + ... + 81056602.

Almost surely, 2^324226402 is an apocalyptic number.

324226402 is a deficient number, since it is larger than the sum of its proper divisors (162113204).

324226402 is a wasteful number, since it uses less digits than its factorization.

324226402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162113203.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 324226402 is about 18006.2878461942. The cubic root of 324226402 is about 686.9884870453.

Adding to 324226402 its reverse (204622423), we get a palindrome (528848825).

The spelling of 324226402 in words is "three hundred twenty-four million, two hundred twenty-six thousand, four hundred two".