147984784 has 20 divisors (see below), whose sum is σ = 286990684. Its totient is φ = 73922688.

The previous prime is 147984773. The next prime is 147984791. The reversal of 147984784 is 487489741.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 129322384 + 18662400 = 11372^2 + 4320^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16054 + ... + 23530.

Almost surely, 2^147984784 is an apocalyptic number.

It is an amenable number.

147984784 is a deficient number, since it is larger than the sum of its proper divisors (139005900).

147984784 is a wasteful number, since it uses less digits than its factorization.

147984784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8722 (or 8716 counting only the distinct ones).

The product of its digits is 1806336, while the sum is 52.

The square root of 147984784 is about 12164.8996707741. The cubic root of 147984784 is about 528.9391191403.

The spelling of 147984784 in words is "one hundred forty-seven million, nine hundred eighty-four thousand, seven hundred eighty-four".