2107638356 has 24 divisors (see below), whose sum is σ = 3760404480. Its totient is φ = 1033328000.

The previous prime is 2107638353. The next prime is 2107638367. The reversal of 2107638356 is 6538367012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2107638353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83501 + ... + 105771.

It is an arithmetic number, because the mean of its divisors is an integer number (156683520).

Almost surely, 2^2107638356 is an apocalyptic number.

It is an amenable number.

2107638356 is a deficient number, since it is larger than the sum of its proper divisors (1652766124).

2107638356 is a wasteful number, since it uses less digits than its factorization.

2107638356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22735 (or 22733 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 41.

The square root of 2107638356 is about 45909.0225990491. The cubic root of 2107638356 is about 1282.1299084755.

The spelling of 2107638356 in words is "two billion, one hundred seven million, six hundred thirty-eight thousand, three hundred fifty-six".