890228312 has 32 divisors (see below), whose sum is σ = 1766912400. Its totient is φ = 419766144.

The previous prime is 890228309. The next prime is 890228323. The reversal of 890228312 is 213822098.

It is a congruent number.

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, 34643 + ... + 54594.

Almost surely, 2^890228312 is an apocalyptic number.

It is an amenable number.

890228312 is a deficient number, since it is larger than the sum of its proper divisors (876684088).

890228312 is a wasteful number, since it uses less digits than its factorization.

890228312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89315 (or 89311 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 890228312 is about 29836.6940527934. The cubic root of 890228312 is about 961.9824167671.

The spelling of 890228312 in words is "eight hundred ninety million, two hundred twenty-eight thousand, three hundred twelve".