812661348 has 24 divisors (see below), whose sum is σ = 1914622528. Its totient is φ = 268256736.

The previous prime is 812661307. The next prime is 812661371. The reversal of 812661348 is 843166218.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 327511 + ... + 329982.

Almost surely, 2^812661348 is an apocalyptic number.

It is an amenable number.

812661348 is an abundant number, since it is smaller than the sum of its proper divisors (1101961180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

812661348 is a wasteful number, since it uses less digits than its factorization.

812661348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 657603 (or 657601 counting only the distinct ones).

The product of its digits is 55296, while the sum is 39.

The square root of 812661348 is about 28507.2157181300. The cubic root of 812661348 is about 933.1895526249.

The spelling of 812661348 in words is "eight hundred twelve million, six hundred sixty-one thousand, three hundred forty-eight".