284047532 has 6 divisors (see below), whose sum is σ = 497083188. Its totient is φ = 142023764.

The previous prime is 284047531. The next prime is 284047541. The reversal of 284047532 is 235740482.

It is a junction number, because it is equal to n+sod(n) for n = 284047492 and 284047501.

It is not an unprimeable number, because it can be changed into a prime (284047531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35505938 + ... + 35505945.

It is an arithmetic number, because the mean of its divisors is an integer number (82847198).

Almost surely, 2^284047532 is an apocalyptic number.

It is an amenable number.

284047532 is a deficient number, since it is larger than the sum of its proper divisors (213035656).

284047532 is a wasteful number, since it uses less digits than its factorization.

284047532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71011887 (or 71011885 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 35.

The square root of 284047532 is about 16853.7097399949. The cubic root of 284047532 is about 657.3505138048.

The spelling of 284047532 in words is "two hundred eighty-four million, forty-seven thousand, five hundred thirty-two".