284009227388 has 6 divisors (see below), whose sum is σ = 497016147936. Its totient is φ = 142004613692.

The previous prime is 284009227361. The next prime is 284009227391. The reversal of 284009227388 is 883722900482.

It is a super-2 number, since 2×284009227388² (a number of 24 digits) contains 22 as substring.

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, 35501153420 + ... + 35501153427.

It is an arithmetic number, because the mean of its divisors is an integer number (82836024656).

Almost surely, 2^284009227388 is an apocalyptic number.

It is an amenable number.

284009227388 is a deficient number, since it is larger than the sum of its proper divisors (213006920548).

284009227388 is a wasteful number, since it uses less digits than its factorization.

284009227388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71002306851 (or 71002306849 counting only the distinct ones).

The product of its (nonzero) digits is 3096576, while the sum is 53.

The spelling of 284009227388 in words is "two hundred eighty-four billion, nine million, two hundred twenty-seven thousand, three hundred eighty-eight".