3874403789 has 4 divisors (see below), whose sum is σ = 3875339520. Its totient is φ = 3873468060.

The previous prime is 3874403747. The next prime is 3874403807. The reversal of 3874403789 is 9873044783.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3874403789 is a prime.

It is a super-2 number, since 2×3874403789² = 30022009440435113042, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3874403789.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3874409789) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 461627 + ... + 469944.

It is an arithmetic number, because the mean of its divisors is an integer number (968834880).

Almost surely, 2^3874403789 is an apocalyptic number.

It is an amenable number.

3874403789 is a deficient number, since it is larger than the sum of its proper divisors (935731).

3874403789 is an equidigital number, since it uses as much as digits as its factorization.

3874403789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 935730.

The product of its (nonzero) digits is 4064256, while the sum is 53.

The square root of 3874403789 is about 62244.7089237310. The cubic root of 3874403789 is about 1570.6097661198.

The spelling of 3874403789 in words is "three billion, eight hundred seventy-four million, four hundred three thousand, seven hundred eighty-nine".