812246242 has 32 divisors (see below), whose sum is σ = 1300769280. Its totient is φ = 379579200.

The previous prime is 812246231. The next prime is 812246249. The reversal of 812246242 is 242642218.

It is not an unprimeable number, because it can be changed into a prime (812246249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 365928 + ... + 368140.

It is an arithmetic number, because the mean of its divisors is an integer number (40649040).

Almost surely, 2^812246242 is an apocalyptic number.

812246242 is a deficient number, since it is larger than the sum of its proper divisors (488523038).

812246242 is a wasteful number, since it uses less digits than its factorization.

812246242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2418.

The product of its digits is 12288, while the sum is 31.

The square root of 812246242 is about 28499.9340700992. The cubic root of 812246242 is about 933.0306350312.

The spelling of 812246242 in words is "eight hundred twelve million, two hundred forty-six thousand, two hundred forty-two".