801222912 has 324 divisors, whose sum is σ = 2762637696. Its totient is φ = 222566400.

The previous prime is 801222907. The next prime is 801222923. The reversal of 801222912 is 219222108.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 5306037 + ... + 5306187.

Almost surely, 2^801222912 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 801222912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1381318848).

801222912 is an abundant number, since it is smaller than the sum of its proper divisors (1961414784).

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

801222912 is a wasteful number, since it uses less digits than its factorization.

801222912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234 (or 210 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 801222912 is about 28305.8812263459. The cubic root of 801222912 is about 928.7905471243.

The spelling of 801222912 in words is "eight hundred one million, two hundred twenty-two thousand, nine hundred twelve".