2870405632 has 20 divisors (see below), whose sum is σ = 5735206026. Its totient is φ = 1435202560.

The previous prime is 2870405627. The next prime is 2870405663. The reversal of 2870405632 is 2365040782.

It can be written as a sum of positive squares in only one way, i.e., 2755830016 + 114575616 = 52496^2 + 10704^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2870405591 and 2870405600.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2802619 + ... + 2803642.

Almost surely, 2^2870405632 is an apocalyptic number.

It is an amenable number.

2870405632 is a deficient number, since it is larger than the sum of its proper divisors (2864800394).

2870405632 is an frugal number, since it uses more digits than its factorization.

2870405632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5606279 (or 5606263 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 37.

The square root of 2870405632 is about 53576.1666415207. The cubic root of 2870405632 is about 1421.1756500699.

The spelling of 2870405632 in words is "two billion, eight hundred seventy million, four hundred five thousand, six hundred thirty-two".