3213598946 has 4 divisors (see below), whose sum is σ = 4820398422. Its totient is φ = 1606799472.

The previous prime is 3213598879. The next prime is 3213598951. The reversal of 3213598946 is 6498953123.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1688305921 + 1525293025 = 41089^2 + 39055^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3213598894 and 3213598903.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 803399735 + ... + 803399738.

Almost surely, 2^3213598946 is an apocalyptic number.

3213598946 is a deficient number, since it is larger than the sum of its proper divisors (1606799476).

3213598946 is a wasteful number, since it uses less digits than its factorization.

3213598946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1606799475.

The product of its digits is 1399680, while the sum is 50.

The square root of 3213598946 is about 56688.6139008531. The cubic root of 3213598946 is about 1475.6971054763.

The spelling of 3213598946 in words is "three billion, two hundred thirteen million, five hundred ninety-eight thousand, nine hundred forty-six".