2631798436 has 12 divisors (see below), whose sum is σ = 4612395312. Its totient is φ = 1313971208.

The previous prime is 2631798341. The next prime is 2631798443. The reversal of 2631798436 is 6348971362.

2631798436 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2631798436.

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, 478930 + ... + 484393.

It is an arithmetic number, because the mean of its divisors is an integer number (384366276).

Almost surely, 2^2631798436 is an apocalyptic number.

It is an amenable number.

2631798436 is a deficient number, since it is larger than the sum of its proper divisors (1980596876).

2631798436 is a wasteful number, since it uses less digits than its factorization.

2631798436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 964010 (or 964008 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 49.

The square root of 2631798436 is about 51301.0568702049. The cubic root of 2631798436 is about 1380.6519421873.

The spelling of 2631798436 in words is "two billion, six hundred thirty-one million, seven hundred ninety-eight thousand, four hundred thirty-six".