2278203832 has 16 divisors (see below), whose sum is σ = 4273595640. Its totient is φ = 1138578336.

The previous prime is 2278203803. The next prime is 2278203841. The reversal of 2278203832 is 2383028722.

It is a junction number, because it is equal to n+sod(n) for n = 2278203791 and 2278203800.

It is a congruent number.

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, 46638 + ... + 82045.

Almost surely, 2^2278203832 is an apocalyptic number.

It is an amenable number.

2278203832 is a deficient number, since it is larger than the sum of its proper divisors (1995391808).

2278203832 is a wasteful number, since it uses less digits than its factorization.

2278203832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130902 (or 130898 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 37.

The square root of 2278203832 is about 47730.5335398631. The cubic root of 2278203832 is about 1315.8231593815.

The spelling of 2278203832 in words is "two billion, two hundred seventy-eight million, two hundred three thousand, eight hundred thirty-two".