2684091238 has 8 divisors (see below), whose sum is σ = 4026454488. Its totient is φ = 1341939744.

The previous prime is 2684091227. The next prime is 2684091269. The reversal of 2684091238 is 8321904862.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2684091194 and 2684091203.

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, 16131 + ... + 75022.

It is an arithmetic number, because the mean of its divisors is an integer number (503306811).

Almost surely, 2^2684091238 is an apocalyptic number.

2684091238 is a deficient number, since it is larger than the sum of its proper divisors (1342363250).

2684091238 is a wasteful number, since it uses less digits than its factorization.

2684091238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105878.

The product of its (nonzero) digits is 165888, while the sum is 43.

The square root of 2684091238 is about 51808.2159314524. The cubic root of 2684091238 is about 1389.7363746201.

The spelling of 2684091238 in words is "two billion, six hundred eighty-four million, ninety-one thousand, two hundred thirty-eight".