984909428 has 6 divisors (see below), whose sum is σ = 1723591506. Its totient is φ = 492454712.

The previous prime is 984909413. The next prime is 984909439. The reversal of 984909428 is 824909489.

984909428 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 884348644 + 100560784 = 29738^2 + 10028^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 984909428.

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, 123113675 + ... + 123113682.

It is an arithmetic number, because the mean of its divisors is an integer number (287265251).

Almost surely, 2^984909428 is an apocalyptic number.

It is an amenable number.

984909428 is a deficient number, since it is larger than the sum of its proper divisors (738682078).

984909428 is a wasteful number, since it uses less digits than its factorization.

984909428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246227361 (or 246227359 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 53.

The square root of 984909428 is about 31383.2666878386. The cubic root of 984909428 is about 994.9442922272.

The spelling of 984909428 in words is "nine hundred eighty-four million, nine hundred nine thousand, four hundred twenty-eight".