3215274264242 has 4 divisors (see below), whose sum is σ = 4822911396366. Its totient is φ = 1607637132120.

The previous prime is 3215274264239. The next prime is 3215274264259. The reversal of 3215274264242 is 2424624725123.

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., 2547947020441 + 667327243801 = 1596229^2 + 816901^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3215274264193 and 3215274264202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 803818566059 + ... + 803818566062.

Almost surely, 2^{3215274264242} is an apocalyptic number.

3215274264242 is a deficient number, since it is larger than the sum of its proper divisors (1607637132124).

3215274264242 is a wasteful number, since it uses less digits than its factorization.

3215274264242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1607637132123.

The product of its digits is 1290240, while the sum is 44.

Adding to 3215274264242 its reverse (2424624725123), we get a palindrome (5639898989365).

The spelling of 3215274264242 in words is "three trillion, two hundred fifteen billion, two hundred seventy-four million, two hundred sixty-four thousand, two hundred forty-two".