1628873476 has 6 divisors (see below), whose sum is σ = 2850528590. Its totient is φ = 814436736.

The previous prime is 1628873473. The next prime is 1628873483. The reversal of 1628873476 is 6743788261.

It can be written as a sum of positive squares in only one way, i.e., 1589935876 + 38937600 = 39874^2 + 6240^2 .

It is not an unprimeable number, because it can be changed into a prime (1628873473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 203609181 + ... + 203609188.

Almost surely, 2^1628873476 is an apocalyptic number.

It is an amenable number.

1628873476 is a deficient number, since it is larger than the sum of its proper divisors (1221655114).

1628873476 is a wasteful number, since it uses less digits than its factorization.

1628873476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407218373 (or 407218371 counting only the distinct ones).

The product of its digits is 2709504, while the sum is 52.

The square root of 1628873476 is about 40359.3047016422. The cubic root of 1628873476 is about 1176.6007398945.

The spelling of 1628873476 in words is "one billion, six hundred twenty-eight million, eight hundred seventy-three thousand, four hundred seventy-six".