812026648 has 32 divisors (see below), whose sum is σ = 1610017920. Its totient is φ = 383328000.

The previous prime is 812026643. The next prime is 812026703. The reversal of 812026648 is 846620218.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (812026643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29763 + ... + 50098.

It is an arithmetic number, because the mean of its divisors is an integer number (50313060).

Almost surely, 2^812026648 is an apocalyptic number.

It is an amenable number.

812026648 is a deficient number, since it is larger than the sum of its proper divisors (797991272).

812026648 is a wasteful number, since it uses less digits than its factorization.

812026648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79939 (or 79935 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 37.

The square root of 812026648 is about 28496.0812744489. The cubic root of 812026648 is about 932.9465446058.

The spelling of 812026648 in words is "eight hundred twelve million, twenty-six thousand, six hundred forty-eight".