2278701536 has 24 divisors (see below), whose sum is σ = 4607444520. Its totient is φ = 1108556928.

The previous prime is 2278701487. The next prime is 2278701541. The reversal of 2278701536 is 6351078722.

It is a junction number, because it is equal to n+sod(n) for n = 2278701493 and 2278701502.

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, 961106 + ... + 963473.

It is an arithmetic number, because the mean of its divisors is an integer number (191976855).

Almost surely, 2^2278701536 is an apocalyptic number.

It is an amenable number.

2278701536 is an abundant number, since it is smaller than the sum of its proper divisors (2328742984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2278701536 is a wasteful number, since it uses less digits than its factorization.

2278701536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1924626 (or 1924618 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 41.

The square root of 2278701536 is about 47735.7469408409. The cubic root of 2278701536 is about 1315.9189721085.

The spelling of 2278701536 in words is "two billion, two hundred seventy-eight million, seven hundred one thousand, five hundred thirty-six".