840962228 has 6 divisors (see below), whose sum is σ = 1471683906. Its totient is φ = 420481112.

The previous prime is 840962219. The next prime is 840962231. The reversal of 840962228 is 822269048.

It can be written as a sum of positive squares in only one way, i.e., 533240464 + 307721764 = 23092^2 + 17542^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105120275 + ... + 105120282.

It is an arithmetic number, because the mean of its divisors is an integer number (245280651).

Almost surely, 2^840962228 is an apocalyptic number.

It is an amenable number.

840962228 is a deficient number, since it is larger than the sum of its proper divisors (630721678).

840962228 is a wasteful number, since it uses less digits than its factorization.

840962228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210240561 (or 210240559 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 41.

The square root of 840962228 is about 28999.3487513082. The cubic root of 840962228 is about 943.8989361427.

The spelling of 840962228 in words is "eight hundred forty million, nine hundred sixty-two thousand, two hundred twenty-eight".