1634496428 has 12 divisors (see below), whose sum is σ = 2865132312. Its totient is φ = 815887200.

The previous prime is 1634496419. The next prime is 1634496439. The reversal of 1634496428 is 8246944361.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 337550 + ... + 342357.

It is an arithmetic number, because the mean of its divisors is an integer number (238761026).

Almost surely, 2^1634496428 is an apocalyptic number.

It is an amenable number.

1634496428 is a deficient number, since it is larger than the sum of its proper divisors (1230635884).

1634496428 is a wasteful number, since it uses less digits than its factorization.

1634496428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 680512 (or 680510 counting only the distinct ones).

The product of its digits is 995328, while the sum is 47.

The square root of 1634496428 is about 40428.9058471782. The cubic root of 1634496428 is about 1177.9530796685.

The spelling of 1634496428 in words is "one billion, six hundred thirty-four million, four hundred ninety-six thousand, four hundred twenty-eight".