812900350 has 12 divisors (see below), whose sum is σ = 1511994744. Its totient is φ = 325160120.

The previous prime is 812900311. The next prime is 812900353. The reversal of 812900350 is 53009218.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (812900353) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8128954 + ... + 8129053.

It is an arithmetic number, because the mean of its divisors is an integer number (125999562).

Almost surely, 2^812900350 is an apocalyptic number.

812900350 is a deficient number, since it is larger than the sum of its proper divisors (699094394).

812900350 is a wasteful number, since it uses less digits than its factorization.

812900350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16258019 (or 16258014 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 812900350 is about 28511.4073661754. The cubic root of 812900350 is about 933.2810266888.

Adding to 812900350 its reverse (53009218), we get a palindrome (865909568).

The spelling of 812900350 in words is "eight hundred twelve million, nine hundred thousand, three hundred fifty".