3834453638 has 4 divisors (see below), whose sum is σ = 5751680460. Its totient is φ = 1917226818.

The previous prime is 3834453607. The next prime is 3834453641. The reversal of 3834453638 is 8363544383.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 3834453592 and 3834453601.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 958613408 + ... + 958613411.

It is an arithmetic number, because the mean of its divisors is an integer number (1437920115).

Almost surely, 2^3834453638 is an apocalyptic number.

3834453638 is a deficient number, since it is larger than the sum of its proper divisors (1917226822).

3834453638 is a wasteful number, since it uses less digits than its factorization.

3834453638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1917226821.

The product of its digits is 2488320, while the sum is 47.

The square root of 3834453638 is about 61922.9653521212. The cubic root of 3834453638 is about 1565.1927600967.

The spelling of 3834453638 in words is "three billion, eight hundred thirty-four million, four hundred fifty-three thousand, six hundred thirty-eight".